1890075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 3571200

約数和(自身を除く): 1681125

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 79, 87, 145, 165, 237, 275, 319, 395, 435, 725, 825, 869, 957, 1185, 1595, 1975, 2175, 2291, 2607, 4345, 4785, 5925, 6873, 7975, 11455, 13035, 21725, 23925, 25201, 34365, 57275, 65175, 75603, 126005, 171825, 378015, 630025, 1890075]

約数ペア:

[(1, 1890075), (3, 630025), (5, 378015), (11, 171825), (15, 126005), (25, 75603), (29, 65175), (33, 57275), (55, 34365), (75, 25201), (79, 23925), (87, 21725), (145, 13035), (165, 11455), (237, 7975), (275, 6873), (319, 5925), (395, 4785), (435, 4345), (725, 2607), (825, 2291), (869, 2175), (957, 1975), (1185, 1595)]