195805960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{99901}}^1$

素因数の和:99926

約数の個数: 48

約数和(自身を含む): 512497260

約数和(自身を除く): 316691300

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 99901, 199802, 399604, 499505, 699307, 799208, 999010, 1398614, 1998020, 2797228, 3496535, 3996040, 4895149, 5594456, 6993070, 9790298, 13986140, 19580596, 24475745, 27972280, 39161192, 48951490, 97902980, 195805960]

約数ペア:

[(1, 195805960), (2, 97902980), (4, 48951490), (5, 39161192), (7, 27972280), (8, 24475745), (10, 19580596), (14, 13986140), (20, 9790298), (28, 6993070), (35, 5594456), (40, 4895149), (49, 3996040), (56, 3496535), (70, 2797228), (98, 1998020), (140, 1398614), (196, 999010), (245, 799208), (280, 699307), (392, 499505), (490, 399604), (980, 199802), (1960, 99901)]