105139880

素因数分解:

$2^3\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2707}}^1$

素因数の和:3689

約数の個数: 32

約数和(自身を含む): 236895840

約数和(自身を除く): 131755960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 971, 1942, 2707, 3884, 4855, 5414, 7768, 9710, 10828, 13535, 19420, 21656, 27070, 38840, 54140, 108280, 2628497, 5256994, 10513988, 13142485, 21027976, 26284970, 52569940, 105139880]

約数ペア:

[(1, 105139880), (2, 52569940), (4, 26284970), (5, 21027976), (8, 13142485), (10, 10513988), (20, 5256994), (40, 2628497), (971, 108280), (1942, 54140), (2707, 38840), (3884, 27070), (4855, 21656), (5414, 19420), (7768, 13535), (9710, 10828)]