25444140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2131}}^1$

素因数の和:2342

約数の個数: 48

約数和(自身を含む): 71635200

約数和(自身を除く): 46191060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2131, 2388, 2985, 3980, 4262, 5970, 6393, 8524, 10655, 11940, 12786, 21310, 25572, 31965, 42620, 63930, 127860, 424069, 848138, 1272207, 1696276, 2120345, 2544414, 4240690, 5088828, 6361035, 8481380, 12722070, 25444140]

約数ペア:

[(1, 25444140), (2, 12722070), (3, 8481380), (4, 6361035), (5, 5088828), (6, 4240690), (10, 2544414), (12, 2120345), (15, 1696276), (20, 1272207), (30, 848138), (60, 424069), (199, 127860), (398, 63930), (597, 42620), (796, 31965), (995, 25572), (1194, 21310), (1990, 12786), (2131, 11940), (2388, 10655), (2985, 8524), (3980, 6393), (4262, 5970)]