1274243200

素因数分解:

$2^7\times 5^2\times {\mathrm{491}}^1\times {\mathrm{811}}^1$

素因数の和:1326

約数の個数: 96

約数和(自身を含む): 3158079120

約数和(自身を除く): 1883835920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 491, 640, 800, 811, 982, 1600, 1622, 1964, 2455, 3200, 3244, 3928, 4055, 4910, 6488, 7856, 8110, 9820, 12275, 12976, 15712, 16220, 19640, 20275, 24550, 25952, 31424, 32440, 39280, 40550, 49100, 51904, 62848, 64880, 78560, 81100, 98200, 103808, 129760, 157120, 162200, 196400, 259520, 314240, 324400, 392800, 398201, 519040, 648800, 785600, 796402, 1297600, 1571200, 1592804, 1991005, 2595200, 3185608, 3982010, 6371216, 7964020, 9955025, 12742432, 15928040, 19910050, 25484864, 31856080, 39820100, 50969728, 63712160, 79640200, 127424320, 159280400, 254848640, 318560800, 637121600, 1274243200]

約数ペア:

[(1, 1274243200), (2, 637121600), (4, 318560800), (5, 254848640), (8, 159280400), (10, 127424320), (16, 79640200), (20, 63712160), (25, 50969728), (32, 39820100), (40, 31856080), (50, 25484864), (64, 19910050), (80, 15928040), (100, 12742432), (128, 9955025), (160, 7964020), (200, 6371216), (320, 3982010), (400, 3185608), (491, 2595200), (640, 1991005), (800, 1592804), (811, 1571200), (982, 1297600), (1600, 796402), (1622, 785600), (1964, 648800), (2455, 519040), (3200, 398201), (3244, 392800), (3928, 324400), (4055, 314240), (4910, 259520), (6488, 196400), (7856, 162200), (8110, 157120), (9820, 129760), (12275, 103808), (12976, 98200), (15712, 81100), (16220, 78560), (19640, 64880), (20275, 62848), (24550, 51904), (25952, 49100), (31424, 40550), (32440, 39280)]