85108640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17159}}^1$

素因数の和:17205

約数の個数: 48

約数和(自身を含む): 207567360

約数和(自身を除く): 122458720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 17159, 34318, 68636, 85795, 137272, 171590, 274544, 343180, 531929, 549088, 686360, 1063858, 1372720, 2127716, 2659645, 2745440, 4255432, 5319290, 8510864, 10638580, 17021728, 21277160, 42554320, 85108640]

約数ペア:

[(1, 85108640), (2, 42554320), (4, 21277160), (5, 17021728), (8, 10638580), (10, 8510864), (16, 5319290), (20, 4255432), (31, 2745440), (32, 2659645), (40, 2127716), (62, 1372720), (80, 1063858), (124, 686360), (155, 549088), (160, 531929), (248, 343180), (310, 274544), (496, 171590), (620, 137272), (992, 85795), (1240, 68636), (2480, 34318), (4960, 17159)]