105919400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{12917}}^1$

素因数の和:12974

約数の個数: 48

約数和(自身を含む): 252288540

約数和(自身を除く): 146369140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 4100, 8200, 12917, 25834, 51668, 64585, 103336, 129170, 258340, 322925, 516680, 529597, 645850, 1059194, 1291700, 2118388, 2583400, 2647985, 4236776, 5295970, 10591940, 13239925, 21183880, 26479850, 52959700, 105919400]

約数ペア:

[(1, 105919400), (2, 52959700), (4, 26479850), (5, 21183880), (8, 13239925), (10, 10591940), (20, 5295970), (25, 4236776), (40, 2647985), (41, 2583400), (50, 2118388), (82, 1291700), (100, 1059194), (164, 645850), (200, 529597), (205, 516680), (328, 322925), (410, 258340), (820, 129170), (1025, 103336), (1640, 64585), (2050, 51668), (4100, 25834), (8200, 12917)]