66278500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{1867}}^1$

素因数の和:1957

約数の個数: 48

約数和(自身を含む): 146869632

約数和(自身を除く): 80591132

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 250, 284, 355, 500, 710, 1420, 1775, 1867, 3550, 3734, 7100, 7468, 8875, 9335, 17750, 18670, 35500, 37340, 46675, 93350, 132557, 186700, 233375, 265114, 466750, 530228, 662785, 933500, 1325570, 2651140, 3313925, 6627850, 13255700, 16569625, 33139250, 66278500]

約数ペア:

[(1, 66278500), (2, 33139250), (4, 16569625), (5, 13255700), (10, 6627850), (20, 3313925), (25, 2651140), (50, 1325570), (71, 933500), (100, 662785), (125, 530228), (142, 466750), (250, 265114), (284, 233375), (355, 186700), (500, 132557), (710, 93350), (1420, 46675), (1775, 37340), (1867, 35500), (3550, 18670), (3734, 17750), (7100, 9335), (7468, 8875)]