56072120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6343}}^1$

素因数の和:6384

約数の個数: 64

約数和(自身を含む): 143881920

約数和(自身を除く): 87809800

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 6343, 8840, 12686, 25372, 31715, 50744, 63430, 82459, 107831, 126860, 164918, 215662, 253720, 329836, 412295, 431324, 539155, 659672, 824590, 862648, 1078310, 1401803, 1649180, 2156620, 2803606, 3298360, 4313240, 5607212, 7009015, 11214424, 14018030, 28036060, 56072120]

約数ペア:

[(1, 56072120), (2, 28036060), (4, 14018030), (5, 11214424), (8, 7009015), (10, 5607212), (13, 4313240), (17, 3298360), (20, 2803606), (26, 2156620), (34, 1649180), (40, 1401803), (52, 1078310), (65, 862648), (68, 824590), (85, 659672), (104, 539155), (130, 431324), (136, 412295), (170, 329836), (221, 253720), (260, 215662), (340, 164918), (442, 126860), (520, 107831), (680, 82459), (884, 63430), (1105, 50744), (1768, 31715), (2210, 25372), (4420, 12686), (6343, 8840)]