397538080000

素因数分解:

$2^8\times 5^4\times {\mathrm{89}}^1\times {\mathrm{27917}}^1$

素因数の和:28042

約数の個数: 180

約数和(自身を含む): 1002764028420

約数和(自身を除く): 605225948420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 125, 128, 160, 178, 200, 250, 256, 320, 356, 400, 445, 500, 625, 640, 712, 800, 890, 1000, 1250, 1280, 1424, 1600, 1780, 2000, 2225, 2500, 2848, 3200, 3560, 4000, 4450, 5000, 5696, 6400, 7120, 8000, 8900, 10000, 11125, 11392, 14240, 16000, 17800, 20000, 22250, 22784, 27917, 28480, 32000, 35600, 40000, 44500, 55625, 55834, 56960, 71200, 80000, 89000, 111250, 111668, 113920, 139585, 142400, 160000, 178000, 222500, 223336, 279170, 284800, 356000, 445000, 446672, 558340, 569600, 697925, 712000, 890000, 893344, 1116680, 1395850, 1424000, 1780000, 1786688, 2233360, 2484613, 2791700, 2848000, 3489625, 3560000, 3573376, 4466720, 4969226, 5583400, 6979250, 7120000, 7146752, 8933440, 9938452, 11166800, 12423065, 13958500, 14240000, 17448125, 17866880, 19876904, 22333600, 24846130, 27917000, 34896250, 35733760, 39753808, 44667200, 49692260, 55834000, 62115325, 69792500, 79507616, 89334400, 99384520, 111668000, 124230650, 139585000, 159015232, 178668800, 198769040, 223336000, 248461300, 279170000, 310576625, 318030464, 397538080, 446672000, 496922600, 558340000, 621153250, 636060928, 795076160, 893344000, 993845200, 1116680000, 1242306500, 1552883125, 1590152320, 1987690400, 2233360000, 2484613000, 3105766250, 3180304640, 3975380800, 4466720000, 4969226000, 6211532500, 7950761600, 9938452000, 12423065000, 15901523200, 19876904000, 24846130000, 39753808000, 49692260000, 79507616000, 99384520000, 198769040000, 397538080000]

約数ペア:

[(1, 397538080000), (2, 198769040000), (4, 99384520000), (5, 79507616000), (8, 49692260000), (10, 39753808000), (16, 24846130000), (20, 19876904000), (25, 15901523200), (32, 12423065000), (40, 9938452000), (50, 7950761600), (64, 6211532500), (80, 4969226000), (89, 4466720000), (100, 3975380800), (125, 3180304640), (128, 3105766250), (160, 2484613000), (178, 2233360000), (200, 1987690400), (250, 1590152320), (256, 1552883125), (320, 1242306500), (356, 1116680000), (400, 993845200), (445, 893344000), (500, 795076160), (625, 636060928), (640, 621153250), (712, 558340000), (800, 496922600), (890, 446672000), (1000, 397538080), (1250, 318030464), (1280, 310576625), (1424, 279170000), (1600, 248461300), (1780, 223336000), (2000, 198769040), (2225, 178668800), (2500, 159015232), (2848, 139585000), (3200, 124230650), (3560, 111668000), (4000, 99384520), (4450, 89334400), (5000, 79507616), (5696, 69792500), (6400, 62115325), (7120, 55834000), (8000, 49692260), (8900, 44667200), (10000, 39753808), (11125, 35733760), (11392, 34896250), (14240, 27917000), (16000, 24846130), (17800, 22333600), (20000, 19876904), (22250, 17866880), (22784, 17448125), (27917, 14240000), (28480, 13958500), (32000, 12423065), (35600, 11166800), (40000, 9938452), (44500, 8933440), (55625, 7146752), (55834, 7120000), (56960, 6979250), (71200, 5583400), (80000, 4969226), (89000, 4466720), (111250, 3573376), (111668, 3560000), (113920, 3489625), (139585, 2848000), (142400, 2791700), (160000, 2484613), (178000, 2233360), (222500, 1786688), (223336, 1780000), (279170, 1424000), (284800, 1395850), (356000, 1116680), (445000, 893344), (446672, 890000), (558340, 712000), (569600, 697925)]