81168090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{62921}}^1$

素因数の和:62974

約数の個数: 32

約数和(自身を含む): 199336896

約数和(自身を除く): 118168806

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 62921, 125842, 188763, 314605, 377526, 629210, 943815, 1887630, 2705603, 5411206, 8116809, 13528015, 16233618, 27056030, 40584045, 81168090]

約数ペア:

[(1, 81168090), (2, 40584045), (3, 27056030), (5, 16233618), (6, 13528015), (10, 8116809), (15, 5411206), (30, 2705603), (43, 1887630), (86, 943815), (129, 629210), (215, 377526), (258, 314605), (430, 188763), (645, 125842), (1290, 62921)]