38715125

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:246

約数の個数: 32

約数和(自身を含む): 50878464

約数和(自身を除く): 12163339

約数列:

[1, 5, 25, 31, 97, 103, 125, 155, 485, 515, 775, 2425, 2575, 3007, 3193, 3875, 9991, 12125, 12875, 15035, 15965, 49955, 75175, 79825, 249775, 309721, 375875, 399125, 1248875, 1548605, 7743025, 38715125]

約数ペア:

[(1, 38715125), (5, 7743025), (25, 1548605), (31, 1248875), (97, 399125), (103, 375875), (125, 309721), (155, 249775), (485, 79825), (515, 75175), (775, 49955), (2425, 15965), (2575, 15035), (3007, 12875), (3193, 12125), (3875, 9991)]