31922475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1129}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 58850400

約数和(自身を除く): 26927925

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 145, 195, 325, 377, 435, 725, 975, 1129, 1131, 1885, 2175, 3387, 5645, 5655, 9425, 14677, 16935, 28225, 28275, 32741, 44031, 73385, 84675, 98223, 163705, 220155, 366925, 425633, 491115, 818525, 1100775, 1276899, 2128165, 2455575, 6384495, 10640825, 31922475]

約数ペア:

[(1, 31922475), (3, 10640825), (5, 6384495), (13, 2455575), (15, 2128165), (25, 1276899), (29, 1100775), (39, 818525), (65, 491115), (75, 425633), (87, 366925), (145, 220155), (195, 163705), (325, 98223), (377, 84675), (435, 73385), (725, 44031), (975, 32741), (1129, 28275), (1131, 28225), (1885, 16935), (2175, 14677), (3387, 9425), (5645, 5655)]