201531770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2293}}^1$

素因数の和:2375

約数の個数: 64

約数和(自身を含む): 428115456

約数和(自身を除く): 226583686

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 47, 55, 85, 94, 110, 170, 187, 235, 374, 470, 517, 799, 935, 1034, 1598, 1870, 2293, 2585, 3995, 4586, 5170, 7990, 8789, 11465, 17578, 22930, 25223, 38981, 43945, 50446, 77962, 87890, 107771, 126115, 194905, 215542, 252230, 389810, 428791, 538855, 857582, 1077710, 1185481, 1832107, 2143955, 2370962, 3664214, 4287910, 5927405, 9160535, 11854810, 18321070, 20153177, 40306354, 100765885, 201531770]

約数ペア:

[(1, 201531770), (2, 100765885), (5, 40306354), (10, 20153177), (11, 18321070), (17, 11854810), (22, 9160535), (34, 5927405), (47, 4287910), (55, 3664214), (85, 2370962), (94, 2143955), (110, 1832107), (170, 1185481), (187, 1077710), (235, 857582), (374, 538855), (470, 428791), (517, 389810), (799, 252230), (935, 215542), (1034, 194905), (1598, 126115), (1870, 107771), (2293, 87890), (2585, 77962), (3995, 50446), (4586, 43945), (5170, 38981), (7990, 25223), (8789, 22930), (11465, 17578)]