25199235

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2557}}^1$

素因数の和:2644

約数の個数: 32

約数和(自身を含む): 45430080

約数和(自身を除く): 20230845

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 2557, 3285, 7671, 9855, 12785, 23013, 38355, 69039, 115065, 186661, 345195, 559983, 933305, 1679949, 2799915, 5039847, 8399745, 25199235]

約数ペア:

[(1, 25199235), (3, 8399745), (5, 5039847), (9, 2799915), (15, 1679949), (27, 933305), (45, 559983), (73, 345195), (135, 186661), (219, 115065), (365, 69039), (657, 38355), (1095, 23013), (1971, 12785), (2557, 9855), (3285, 7671)]