9971950

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^2\times {\mathrm{71}}^1$

素因数の和:189

約数の個数: 36

約数和(自身を含む): 19170648

約数和(自身を除く): 9198698

約数列:

[1, 2, 5, 10, 25, 50, 53, 71, 106, 142, 265, 355, 530, 710, 1325, 1775, 2650, 2809, 3550, 3763, 5618, 7526, 14045, 18815, 28090, 37630, 70225, 94075, 140450, 188150, 199439, 398878, 997195, 1994390, 4985975, 9971950]

約数ペア:

[(1, 9971950), (2, 4985975), (5, 1994390), (10, 997195), (25, 398878), (50, 199439), (53, 188150), (71, 140450), (106, 94075), (142, 70225), (265, 37630), (355, 28090), (530, 18815), (710, 14045), (1325, 7526), (1775, 5618), (2650, 3763), (2809, 3550)]