9712625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 13453440

約数和(自身を除く): 3740815

約数列:

[1, 5, 13, 25, 43, 65, 125, 139, 215, 325, 559, 695, 1075, 1625, 1807, 2795, 3475, 5375, 5977, 9035, 13975, 17375, 29885, 45175, 69875, 77701, 149425, 225875, 388505, 747125, 1942525, 9712625]

約数ペア:

[(1, 9712625), (5, 1942525), (13, 747125), (25, 388505), (43, 225875), (65, 149425), (125, 77701), (139, 69875), (215, 45175), (325, 29885), (559, 17375), (695, 13975), (1075, 9035), (1625, 5977), (1807, 5375), (2795, 3475)]