72377240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139187}}^1$

素因数の和:139211

約数の個数: 32

約数和(自身を含む): 175376880

約数和(自身を除く): 102999640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 139187, 278374, 556748, 695935, 1113496, 1391870, 1809431, 2783740, 3618862, 5567480, 7237724, 9047155, 14475448, 18094310, 36188620, 72377240]

約数ペア:

[(1, 72377240), (2, 36188620), (4, 18094310), (5, 14475448), (8, 9047155), (10, 7237724), (13, 5567480), (20, 3618862), (26, 2783740), (40, 1809431), (52, 1391870), (65, 1113496), (104, 695935), (130, 556748), (260, 278374), (520, 139187)]