51437360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49459}}^1$

素因数の和:49485

約数の個数: 40

約数和(自身を含む): 128793840

約数和(自身を除く): 77356480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 49459, 98918, 197836, 247295, 395672, 494590, 642967, 791344, 989180, 1285934, 1978360, 2571868, 3214835, 3956720, 5143736, 6429670, 10287472, 12859340, 25718680, 51437360]

約数ペア:

[(1, 51437360), (2, 25718680), (4, 12859340), (5, 10287472), (8, 6429670), (10, 5143736), (13, 3956720), (16, 3214835), (20, 2571868), (26, 1978360), (40, 1285934), (52, 989180), (65, 791344), (80, 642967), (104, 494590), (130, 395672), (208, 247295), (260, 197836), (520, 98918), (1040, 49459)]