164939180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{22229}}^1$

素因数の和:22298

約数の個数: 48

約数和(自身を含む): 403341120

約数和(自身を除く): 238401940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 22229, 44458, 88916, 111145, 155603, 222290, 311206, 444580, 622412, 778015, 1178137, 1556030, 2356274, 3112060, 4712548, 5890685, 8246959, 11781370, 16493918, 23562740, 32987836, 41234795, 82469590, 164939180]

約数ペア:

[(1, 164939180), (2, 82469590), (4, 41234795), (5, 32987836), (7, 23562740), (10, 16493918), (14, 11781370), (20, 8246959), (28, 5890685), (35, 4712548), (53, 3112060), (70, 2356274), (106, 1556030), (140, 1178137), (212, 778015), (265, 622412), (371, 444580), (530, 311206), (742, 222290), (1060, 155603), (1484, 111145), (1855, 88916), (3710, 44458), (7420, 22229)]