881414350

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1561

約数の個数: 48

約数和(自身を含む): 1670643072

約数和(自身を除く): 789228722

約数列:

[1, 2, 5, 10, 25, 50, 83, 163, 166, 326, 415, 815, 830, 1303, 1630, 2075, 2606, 4075, 4150, 6515, 8150, 13030, 13529, 27058, 32575, 65150, 67645, 108149, 135290, 212389, 216298, 338225, 424778, 540745, 676450, 1061945, 1081490, 2123890, 2703725, 5309725, 5407450, 10619450, 17628287, 35256574, 88141435, 176282870, 440707175, 881414350]

約数ペア:

[(1, 881414350), (2, 440707175), (5, 176282870), (10, 88141435), (25, 35256574), (50, 17628287), (83, 10619450), (163, 5407450), (166, 5309725), (326, 2703725), (415, 2123890), (815, 1081490), (830, 1061945), (1303, 676450), (1630, 540745), (2075, 424778), (2606, 338225), (4075, 216298), (4150, 212389), (6515, 135290), (8150, 108149), (13030, 67645), (13529, 65150), (27058, 32575)]