199207930

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{5009}}^1$

素因数の和:5154

約数の個数: 32

約数和(自身を含む): 371180880

約数和(自身を除く): 171972950

約数列:

[1, 2, 5, 10, 41, 82, 97, 194, 205, 410, 485, 970, 3977, 5009, 7954, 10018, 19885, 25045, 39770, 50090, 205369, 410738, 485873, 971746, 1026845, 2053690, 2429365, 4858730, 19920793, 39841586, 99603965, 199207930]

約数ペア:

[(1, 199207930), (2, 99603965), (5, 39841586), (10, 19920793), (41, 4858730), (82, 2429365), (97, 2053690), (194, 1026845), (205, 971746), (410, 485873), (485, 410738), (970, 205369), (3977, 50090), (5009, 39770), (7954, 25045), (10018, 19885)]