97965220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{997}}^1$

素因数の和:1057

約数の個数: 48

約数和(自身を含む): 218801520

約数和(自身を除く): 120836300

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 997, 1156, 1445, 1994, 2890, 3988, 4913, 4985, 5780, 9826, 9970, 16949, 19652, 19940, 24565, 33898, 49130, 67796, 84745, 98260, 169490, 288133, 338980, 576266, 1152532, 1440665, 2881330, 4898261, 5762660, 9796522, 19593044, 24491305, 48982610, 97965220]

約数ペア:

[(1, 97965220), (2, 48982610), (4, 24491305), (5, 19593044), (10, 9796522), (17, 5762660), (20, 4898261), (34, 2881330), (68, 1440665), (85, 1152532), (170, 576266), (289, 338980), (340, 288133), (578, 169490), (997, 98260), (1156, 84745), (1445, 67796), (1994, 49130), (2890, 33898), (3988, 24565), (4913, 19940), (4985, 19652), (5780, 16949), (9826, 9970)]