73887400

素因数分解:

$2^3\times 5^2\times {\mathrm{571}}^1\times {\mathrm{647}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 172355040

約数和(自身を除く): 98467640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 571, 647, 1142, 1294, 2284, 2588, 2855, 3235, 4568, 5176, 5710, 6470, 11420, 12940, 14275, 16175, 22840, 25880, 28550, 32350, 57100, 64700, 114200, 129400, 369437, 738874, 1477748, 1847185, 2955496, 3694370, 7388740, 9235925, 14777480, 18471850, 36943700, 73887400]

約数ペア:

[(1, 73887400), (2, 36943700), (4, 18471850), (5, 14777480), (8, 9235925), (10, 7388740), (20, 3694370), (25, 2955496), (40, 1847185), (50, 1477748), (100, 738874), (200, 369437), (571, 129400), (647, 114200), (1142, 64700), (1294, 57100), (2284, 32350), (2588, 28550), (2855, 25880), (3235, 22840), (4568, 16175), (5176, 14275), (5710, 12940), (6470, 11420)]