71570559320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4439861}}^1$

素因数の和:4439916

約数の個数: 64

約数和(自身を含む): 179015235840

約数和(自身を除く): 107444676520

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, 8060, 16120, 4439861, 8879722, 17759444, 22199305, 35518888, 44398610, 57718193, 88797220, 115436386, 137635691, 177594440, 230872772, 275271382, 288590965, 461745544, 550542764, 577181930, 688178455, 1101085528, 1154363860, 1376356910, 1789263983, 2308727720, 2752713820, 3578527966, 5505427640, 7157055932, 8946319915, 14314111864, 17892639830, 35785279660, 71570559320]

約数ペア:

[(1, 71570559320), (2, 35785279660), (4, 17892639830), (5, 14314111864), (8, 8946319915), (10, 7157055932), (13, 5505427640), (20, 3578527966), (26, 2752713820), (31, 2308727720), (40, 1789263983), (52, 1376356910), (62, 1154363860), (65, 1101085528), (104, 688178455), (124, 577181930), (130, 550542764), (155, 461745544), (248, 288590965), (260, 275271382), (310, 230872772), (403, 177594440), (520, 137635691), (620, 115436386), (806, 88797220), (1240, 57718193), (1612, 44398610), (2015, 35518888), (3224, 22199305), (4030, 17759444), (8060, 8879722), (16120, 4439861)]