254464730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{8623}}^1$

素因数の和:8870

約数の個数: 32

約数和(自身を含む): 495500544

約数和(自身を除く): 241035814

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 227, 454, 1135, 2270, 2951, 5902, 8623, 14755, 17246, 29510, 43115, 86230, 112099, 224198, 560495, 1120990, 1957421, 3914842, 9787105, 19574210, 25446473, 50892946, 127232365, 254464730]

約数ペア:

[(1, 254464730), (2, 127232365), (5, 50892946), (10, 25446473), (13, 19574210), (26, 9787105), (65, 3914842), (130, 1957421), (227, 1120990), (454, 560495), (1135, 224198), (2270, 112099), (2951, 86230), (5902, 43115), (8623, 29510), (14755, 17246)]