25043960

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6199}}^1$

素因数の和:6311

約数の個数: 32

約数和(自身を含む): 56916000

約数和(自身を除く): 31872040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 6199, 12398, 24796, 30995, 49592, 61990, 123980, 247960, 626099, 1252198, 2504396, 3130495, 5008792, 6260990, 12521980, 25043960]

約数ペア:

[(1, 25043960), (2, 12521980), (4, 6260990), (5, 5008792), (8, 3130495), (10, 2504396), (20, 1252198), (40, 626099), (101, 247960), (202, 123980), (404, 61990), (505, 49592), (808, 30995), (1010, 24796), (2020, 12398), (4040, 6199)]