65504000

素因数分解:

$2^8\times 5^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 172186560

約数和(自身を除く): 106682560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 89, 92, 100, 115, 125, 128, 160, 178, 184, 200, 230, 250, 256, 320, 356, 368, 400, 445, 460, 500, 575, 640, 712, 736, 800, 890, 920, 1000, 1150, 1280, 1424, 1472, 1600, 1780, 1840, 2000, 2047, 2225, 2300, 2848, 2875, 2944, 3200, 3560, 3680, 4000, 4094, 4450, 4600, 5696, 5750, 5888, 6400, 7120, 7360, 8000, 8188, 8900, 9200, 10235, 11125, 11392, 11500, 14240, 14720, 16000, 16376, 17800, 18400, 20470, 22250, 22784, 23000, 28480, 29440, 32000, 32752, 35600, 36800, 40940, 44500, 46000, 51175, 56960, 65504, 71200, 73600, 81880, 89000, 92000, 102350, 113920, 131008, 142400, 147200, 163760, 178000, 184000, 204700, 255875, 262016, 284800, 327520, 356000, 368000, 409400, 511750, 524032, 569600, 655040, 712000, 736000, 818800, 1023500, 1310080, 1424000, 1637600, 2047000, 2620160, 2848000, 3275200, 4094000, 6550400, 8188000, 13100800, 16376000, 32752000, 65504000]

約数ペア:

[(1, 65504000), (2, 32752000), (4, 16376000), (5, 13100800), (8, 8188000), (10, 6550400), (16, 4094000), (20, 3275200), (23, 2848000), (25, 2620160), (32, 2047000), (40, 1637600), (46, 1424000), (50, 1310080), (64, 1023500), (80, 818800), (89, 736000), (92, 712000), (100, 655040), (115, 569600), (125, 524032), (128, 511750), (160, 409400), (178, 368000), (184, 356000), (200, 327520), (230, 284800), (250, 262016), (256, 255875), (320, 204700), (356, 184000), (368, 178000), (400, 163760), (445, 147200), (460, 142400), (500, 131008), (575, 113920), (640, 102350), (712, 92000), (736, 89000), (800, 81880), (890, 73600), (920, 71200), (1000, 65504), (1150, 56960), (1280, 51175), (1424, 46000), (1472, 44500), (1600, 40940), (1780, 36800), (1840, 35600), (2000, 32752), (2047, 32000), (2225, 29440), (2300, 28480), (2848, 23000), (2875, 22784), (2944, 22250), (3200, 20470), (3560, 18400), (3680, 17800), (4000, 16376), (4094, 16000), (4450, 14720), (4600, 14240), (5696, 11500), (5750, 11392), (5888, 11125), (6400, 10235), (7120, 9200), (7360, 8900), (8000, 8188)]