208518350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2131}}^1$

素因数の和:2265

約数の個数: 48

約数和(自身を含む): 412414080

約数和(自身を除く): 203895730

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 103, 190, 206, 475, 515, 950, 1030, 1957, 2131, 2575, 3914, 4262, 5150, 9785, 10655, 19570, 21310, 40489, 48925, 53275, 80978, 97850, 106550, 202445, 219493, 404890, 438986, 1012225, 1097465, 2024450, 2194930, 4170367, 5487325, 8340734, 10974650, 20851835, 41703670, 104259175, 208518350]

約数ペア:

[(1, 208518350), (2, 104259175), (5, 41703670), (10, 20851835), (19, 10974650), (25, 8340734), (38, 5487325), (50, 4170367), (95, 2194930), (103, 2024450), (190, 1097465), (206, 1012225), (475, 438986), (515, 404890), (950, 219493), (1030, 202445), (1957, 106550), (2131, 97850), (2575, 80978), (3914, 53275), (4262, 48925), (5150, 40489), (9785, 21310), (10655, 19570)]