125171320

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{30983}}^1$

素因数の和:31095

約数の個数: 32

約数和(自身を含む): 284433120

約数和(自身を除く): 159261800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 30983, 61966, 123932, 154915, 247864, 309830, 619660, 1239320, 3129283, 6258566, 12517132, 15646415, 25034264, 31292830, 62585660, 125171320]

約数ペア:

[(1, 125171320), (2, 62585660), (4, 31292830), (5, 25034264), (8, 15646415), (10, 12517132), (20, 6258566), (40, 3129283), (101, 1239320), (202, 619660), (404, 309830), (505, 247864), (808, 154915), (1010, 123932), (2020, 61966), (4040, 30983)]