72265640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106273}}^1$

素因数の和:106301

約数の個数: 32

約数和(自身を含む): 172163880

約数和(自身を除く): 99898240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 106273, 212546, 425092, 531365, 850184, 1062730, 1806641, 2125460, 3613282, 4250920, 7226564, 9033205, 14453128, 18066410, 36132820, 72265640]

約数ペア:

[(1, 72265640), (2, 36132820), (4, 18066410), (5, 14453128), (8, 9033205), (10, 7226564), (17, 4250920), (20, 3613282), (34, 2125460), (40, 1806641), (68, 1062730), (85, 850184), (136, 531365), (170, 425092), (340, 212546), (680, 106273)]