131059475

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{643}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 168655872

約数和(自身を除く): 37596397

約数列:

[1, 5, 25, 31, 155, 263, 643, 775, 1315, 3215, 6575, 8153, 16075, 19933, 40765, 99665, 169109, 203825, 498325, 845545, 4227725, 5242379, 26211895, 131059475]

約数ペア:

[(1, 131059475), (5, 26211895), (25, 5242379), (31, 4227725), (155, 845545), (263, 498325), (643, 203825), (775, 169109), (1315, 99665), (3215, 40765), (6575, 19933), (8153, 16075)]