71342540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{12343}}^1$

素因数の和:12386

約数の個数: 36

約数和(自身を含む): 159163536

約数和(自身を除く): 87820996

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 12343, 24686, 49372, 61715, 123430, 209831, 246860, 419662, 839324, 1049155, 2098310, 3567127, 4196620, 7134254, 14268508, 17835635, 35671270, 71342540]

約数ペア:

[(1, 71342540), (2, 35671270), (4, 17835635), (5, 14268508), (10, 7134254), (17, 4196620), (20, 3567127), (34, 2098310), (68, 1049155), (85, 839324), (170, 419662), (289, 246860), (340, 209831), (578, 123430), (1156, 61715), (1445, 49372), (2890, 24686), (5780, 12343)]