497606980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{147221}}^1$

素因数の和:147256

約数の個数: 36

約数和(自身を含む): 1131548292

約数和(自身を除く): 633941312

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 147221, 294442, 588884, 736105, 1472210, 1913873, 2944420, 3827746, 7655492, 9569365, 19138730, 24880349, 38277460, 49760698, 99521396, 124401745, 248803490, 497606980]

約数ペア:

[(1, 497606980), (2, 248803490), (4, 124401745), (5, 99521396), (10, 49760698), (13, 38277460), (20, 24880349), (26, 19138730), (52, 9569365), (65, 7655492), (130, 3827746), (169, 2944420), (260, 1913873), (338, 1472210), (676, 736105), (845, 588884), (1690, 294442), (3380, 147221)]