328021225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2182

約数の個数: 48

約数和(自身を含む): 499968000

約数和(自身を除く): 171946775

約数列:

[1, 5, 7, 19, 25, 35, 47, 95, 133, 175, 235, 329, 475, 665, 893, 1175, 1645, 2099, 3325, 4465, 6251, 8225, 10495, 14693, 22325, 31255, 39881, 52475, 73465, 98653, 156275, 199405, 279167, 367325, 493265, 690571, 997025, 1395835, 1874407, 2466325, 3452855, 6979175, 9372035, 13120849, 17264275, 46860175, 65604245, 328021225]

約数ペア:

[(1, 328021225), (5, 65604245), (7, 46860175), (19, 17264275), (25, 13120849), (35, 9372035), (47, 6979175), (95, 3452855), (133, 2466325), (175, 1874407), (235, 1395835), (329, 997025), (475, 690571), (665, 493265), (893, 367325), (1175, 279167), (1645, 199405), (2099, 156275), (3325, 98653), (4465, 73465), (6251, 52475), (8225, 39881), (10495, 31255), (14693, 22325)]