56522680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 131957280

約数和(自身を除く): 75434600

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 181, 185, 211, 296, 362, 370, 422, 724, 740, 844, 905, 1055, 1448, 1480, 1688, 1810, 2110, 3620, 4220, 6697, 7240, 7807, 8440, 13394, 15614, 26788, 31228, 33485, 38191, 39035, 53576, 62456, 66970, 76382, 78070, 133940, 152764, 156140, 190955, 267880, 305528, 312280, 381910, 763820, 1413067, 1527640, 2826134, 5652268, 7065335, 11304536, 14130670, 28261340, 56522680]

約数ペア:

[(1, 56522680), (2, 28261340), (4, 14130670), (5, 11304536), (8, 7065335), (10, 5652268), (20, 2826134), (37, 1527640), (40, 1413067), (74, 763820), (148, 381910), (181, 312280), (185, 305528), (211, 267880), (296, 190955), (362, 156140), (370, 152764), (422, 133940), (724, 78070), (740, 76382), (844, 66970), (905, 62456), (1055, 53576), (1448, 39035), (1480, 38191), (1688, 33485), (1810, 31228), (2110, 26788), (3620, 15614), (4220, 13394), (6697, 8440), (7240, 7807)]