19080100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1129}}^1$

素因数の和:1169

約数の個数: 54

約数和(自身を含む): 44873430

約数和(自身を除く): 25793330

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1129, 1300, 1690, 2258, 3380, 4225, 4516, 5645, 8450, 11290, 14677, 16900, 22580, 28225, 29354, 56450, 58708, 73385, 112900, 146770, 190801, 293540, 366925, 381602, 733850, 763204, 954005, 1467700, 1908010, 3816020, 4770025, 9540050, 19080100]

約数ペア:

[(1, 19080100), (2, 9540050), (4, 4770025), (5, 3816020), (10, 1908010), (13, 1467700), (20, 954005), (25, 763204), (26, 733850), (50, 381602), (52, 366925), (65, 293540), (100, 190801), (130, 146770), (169, 112900), (260, 73385), (325, 58708), (338, 56450), (650, 29354), (676, 28225), (845, 22580), (1129, 16900), (1300, 14677), (1690, 11290), (2258, 8450), (3380, 5645), (4225, 4516)]