161727290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 312727392

約数和(自身を除く): 151000102

約数列:

[1, 2, 5, 10, 17, 34, 85, 107, 170, 214, 289, 523, 535, 578, 1046, 1070, 1445, 1819, 2615, 2890, 3638, 5230, 8891, 9095, 17782, 18190, 30923, 44455, 55961, 61846, 88910, 111922, 151147, 154615, 279805, 302294, 309230, 559610, 755735, 951337, 1511470, 1902674, 4756685, 9513370, 16172729, 32345458, 80863645, 161727290]

約数ペア:

[(1, 161727290), (2, 80863645), (5, 32345458), (10, 16172729), (17, 9513370), (34, 4756685), (85, 1902674), (107, 1511470), (170, 951337), (214, 755735), (289, 559610), (523, 309230), (535, 302294), (578, 279805), (1046, 154615), (1070, 151147), (1445, 111922), (1819, 88910), (2615, 61846), (2890, 55961), (3638, 44455), (5230, 30923), (8891, 18190), (9095, 17782)]