202125320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{69221}}^1$

素因数の和:69305

約数の個数: 32

約数和(自身を含む): 461018520

約数和(自身を除く): 258893200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 69221, 138442, 276884, 346105, 553768, 692210, 1384420, 2768840, 5053133, 10106266, 20212532, 25265665, 40425064, 50531330, 101062660, 202125320]

約数ペア:

[(1, 202125320), (2, 101062660), (4, 50531330), (5, 40425064), (8, 25265665), (10, 20212532), (20, 10106266), (40, 5053133), (73, 2768840), (146, 1384420), (292, 692210), (365, 553768), (584, 346105), (730, 276884), (1460, 138442), (2920, 69221)]