89578840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5557}}^1$

素因数の和:5612

約数の個数: 64

約数和(自身を含む): 224098560

約数和(自身を除く): 134519720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 5557, 8060, 11114, 16120, 22228, 27785, 44456, 55570, 72241, 111140, 144482, 172267, 222280, 288964, 344534, 361205, 577928, 689068, 722410, 861335, 1378136, 1444820, 1722670, 2239471, 2889640, 3445340, 4478942, 6890680, 8957884, 11197355, 17915768, 22394710, 44789420, 89578840]

約数ペア:

[(1, 89578840), (2, 44789420), (4, 22394710), (5, 17915768), (8, 11197355), (10, 8957884), (13, 6890680), (20, 4478942), (26, 3445340), (31, 2889640), (40, 2239471), (52, 1722670), (62, 1444820), (65, 1378136), (104, 861335), (124, 722410), (130, 689068), (155, 577928), (248, 361205), (260, 344534), (310, 288964), (403, 222280), (520, 172267), (620, 144482), (806, 111140), (1240, 72241), (1612, 55570), (2015, 44456), (3224, 27785), (4030, 22228), (5557, 16120), (8060, 11114)]