85966280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{126421}}^1$

素因数の和:126449

約数の個数: 32

約数和(自身を含む): 204803640

約数和(自身を除く): 118837360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 126421, 252842, 505684, 632105, 1011368, 1264210, 2149157, 2528420, 4298314, 5056840, 8596628, 10745785, 17193256, 21491570, 42983140, 85966280]

約数ペア:

[(1, 85966280), (2, 42983140), (4, 21491570), (5, 17193256), (8, 10745785), (10, 8596628), (17, 5056840), (20, 4298314), (34, 2528420), (40, 2149157), (68, 1264210), (85, 1011368), (136, 632105), (170, 505684), (340, 252842), (680, 126421)]