131482640

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{7177}}^1$

素因数の和:7419

約数の個数: 40

約数和(自身を含む): 307074840

約数和(自身を除く): 175592200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 7177, 9160, 14354, 18320, 28708, 35885, 57416, 71770, 114832, 143540, 287080, 574160, 1643533, 3287066, 6574132, 8217665, 13148264, 16435330, 26296528, 32870660, 65741320, 131482640]

約数ペア:

[(1, 131482640), (2, 65741320), (4, 32870660), (5, 26296528), (8, 16435330), (10, 13148264), (16, 8217665), (20, 6574132), (40, 3287066), (80, 1643533), (229, 574160), (458, 287080), (916, 143540), (1145, 114832), (1832, 71770), (2290, 57416), (3664, 35885), (4580, 28708), (7177, 18320), (9160, 14354)]