1248654950

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{1163}}^1$

素因数の和:1481

約数の個数: 48

約数和(自身を含む): 2357728560

約数和(自身を除く): 1109073610

約数列:

[1, 2, 5, 10, 25, 50, 109, 197, 218, 394, 545, 985, 1090, 1163, 1970, 2326, 2725, 4925, 5450, 5815, 9850, 11630, 21473, 29075, 42946, 58150, 107365, 126767, 214730, 229111, 253534, 458222, 536825, 633835, 1073650, 1145555, 1267670, 2291110, 3169175, 5727775, 6338350, 11455550, 24973099, 49946198, 124865495, 249730990, 624327475, 1248654950]

約数ペア:

[(1, 1248654950), (2, 624327475), (5, 249730990), (10, 124865495), (25, 49946198), (50, 24973099), (109, 11455550), (197, 6338350), (218, 5727775), (394, 3169175), (545, 2291110), (985, 1267670), (1090, 1145555), (1163, 1073650), (1970, 633835), (2326, 536825), (2725, 458222), (4925, 253534), (5450, 229111), (5815, 214730), (9850, 126767), (11630, 107365), (21473, 58150), (29075, 42946)]