73137220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281297}}^1$

素因数の和:281319

約数の個数: 24

約数和(自身を含む): 165403224

約数和(自身を除く): 92266004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 281297, 562594, 1125188, 1406485, 2812970, 3656861, 5625940, 7313722, 14627444, 18284305, 36568610, 73137220]

約数ペア:

[(1, 73137220), (2, 36568610), (4, 18284305), (5, 14627444), (10, 7313722), (13, 5625940), (20, 3656861), (26, 2812970), (52, 1406485), (65, 1125188), (130, 562594), (260, 281297)]