71475910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{3109}}^1$

素因数の和:3157

約数の個数: 48

約数和(自身を含む): 148906800

約数和(自身を除く): 77430890

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 1045, 1210, 2090, 2299, 3109, 4598, 6218, 11495, 15545, 22990, 31090, 34199, 59071, 68398, 118142, 170995, 295355, 341990, 376189, 590710, 649781, 752378, 1299562, 1880945, 3248905, 3761890, 6497810, 7147591, 14295182, 35737955, 71475910]

約数ペア:

[(1, 71475910), (2, 35737955), (5, 14295182), (10, 7147591), (11, 6497810), (19, 3761890), (22, 3248905), (38, 1880945), (55, 1299562), (95, 752378), (110, 649781), (121, 590710), (190, 376189), (209, 341990), (242, 295355), (418, 170995), (605, 118142), (1045, 68398), (1210, 59071), (2090, 34199), (2299, 31090), (3109, 22990), (4598, 15545), (6218, 11495)]