80308910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2201

約数の個数: 48

約数和(自身を含む): 164094336

約数和(自身を除く): 83785426

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 242, 310, 341, 605, 682, 1210, 1705, 2141, 3410, 3751, 4282, 7502, 10705, 18755, 21410, 23551, 37510, 47102, 66371, 117755, 132742, 235510, 259061, 331855, 518122, 663710, 730081, 1295305, 1460162, 2590610, 3650405, 7300810, 8030891, 16061782, 40154455, 80308910]

約数ペア:

[(1, 80308910), (2, 40154455), (5, 16061782), (10, 8030891), (11, 7300810), (22, 3650405), (31, 2590610), (55, 1460162), (62, 1295305), (110, 730081), (121, 663710), (155, 518122), (242, 331855), (310, 259061), (341, 235510), (605, 132742), (682, 117755), (1210, 66371), (1705, 47102), (2141, 37510), (3410, 23551), (3751, 21410), (4282, 18755), (7502, 10705)]