61780295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 82581120

約数和(自身を除く): 20800825

約数列:

[1, 5, 17, 29, 71, 85, 145, 353, 355, 493, 1207, 1765, 2059, 2465, 6001, 6035, 10237, 10295, 25063, 30005, 35003, 51185, 125315, 174029, 175015, 426071, 726827, 870145, 2130355, 3634135, 12356059, 61780295]

約数ペア:

[(1, 61780295), (5, 12356059), (17, 3634135), (29, 2130355), (71, 870145), (85, 726827), (145, 426071), (353, 175015), (355, 174029), (493, 125315), (1207, 51185), (1765, 35003), (2059, 30005), (2465, 25063), (6001, 10295), (6035, 10237)]