31925920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15349}}^1$

素因数の和:15377

約数の個数: 48

約数和(自身を含む): 81232200

約数和(自身を除く): 49306280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 15349, 30698, 61396, 76745, 122792, 153490, 199537, 245584, 306980, 399074, 491168, 613960, 798148, 997685, 1227920, 1596296, 1995370, 2455840, 3192592, 3990740, 6385184, 7981480, 15962960, 31925920]

約数ペア:

[(1, 31925920), (2, 15962960), (4, 7981480), (5, 6385184), (8, 3990740), (10, 3192592), (13, 2455840), (16, 1995370), (20, 1596296), (26, 1227920), (32, 997685), (40, 798148), (52, 613960), (65, 491168), (80, 399074), (104, 306980), (130, 245584), (160, 199537), (208, 153490), (260, 122792), (416, 76745), (520, 61396), (1040, 30698), (2080, 15349)]