67538750

素因数分解:

$2^1\times 5^4\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:854

約数の個数: 40

約数和(自身を含む): 128546352

約数和(自身を除く): 61007602

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 250, 355, 625, 710, 761, 1250, 1522, 1775, 3550, 3805, 7610, 8875, 17750, 19025, 38050, 44375, 54031, 88750, 95125, 108062, 190250, 270155, 475625, 540310, 951250, 1350775, 2701550, 6753875, 13507750, 33769375, 67538750]

約数ペア:

[(1, 67538750), (2, 33769375), (5, 13507750), (10, 6753875), (25, 2701550), (50, 1350775), (71, 951250), (125, 540310), (142, 475625), (250, 270155), (355, 190250), (625, 108062), (710, 95125), (761, 88750), (1250, 54031), (1522, 44375), (1775, 38050), (3550, 19025), (3805, 17750), (7610, 8875)]