250734520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{1171}}^1$

素因数の和:1336

約数の個数: 64

約数和(自身を含む): 580983840

約数和(自身を除く): 330249320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 101, 106, 202, 212, 265, 404, 424, 505, 530, 808, 1010, 1060, 1171, 2020, 2120, 2342, 4040, 4684, 5353, 5855, 9368, 10706, 11710, 21412, 23420, 26765, 42824, 46840, 53530, 62063, 107060, 118271, 124126, 214120, 236542, 248252, 310315, 473084, 496504, 591355, 620630, 946168, 1182710, 1241260, 2365420, 2482520, 4730840, 6268363, 12536726, 25073452, 31341815, 50146904, 62683630, 125367260, 250734520]

約数ペア:

[(1, 250734520), (2, 125367260), (4, 62683630), (5, 50146904), (8, 31341815), (10, 25073452), (20, 12536726), (40, 6268363), (53, 4730840), (101, 2482520), (106, 2365420), (202, 1241260), (212, 1182710), (265, 946168), (404, 620630), (424, 591355), (505, 496504), (530, 473084), (808, 310315), (1010, 248252), (1060, 236542), (1171, 214120), (2020, 124126), (2120, 118271), (2342, 107060), (4040, 62063), (4684, 53530), (5353, 46840), (5855, 42824), (9368, 26765), (10706, 23420), (11710, 21412)]