31143610

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 62042112

約数和(自身を除く): 30898502

約数列:

[1, 2, 5, 10, 23, 43, 46, 47, 67, 86, 94, 115, 134, 215, 230, 235, 335, 430, 470, 670, 989, 1081, 1541, 1978, 2021, 2162, 2881, 3082, 3149, 4042, 4945, 5405, 5762, 6298, 7705, 9890, 10105, 10810, 14405, 15410, 15745, 20210, 28810, 31490, 46483, 66263, 72427, 92966, 132526, 135407, 144854, 232415, 270814, 331315, 362135, 464830, 662630, 677035, 724270, 1354070, 3114361, 6228722, 15571805, 31143610]

約数ペア:

[(1, 31143610), (2, 15571805), (5, 6228722), (10, 3114361), (23, 1354070), (43, 724270), (46, 677035), (47, 662630), (67, 464830), (86, 362135), (94, 331315), (115, 270814), (134, 232415), (215, 144854), (230, 135407), (235, 132526), (335, 92966), (430, 72427), (470, 66263), (670, 46483), (989, 31490), (1081, 28810), (1541, 20210), (1978, 15745), (2021, 15410), (2162, 14405), (2881, 10810), (3082, 10105), (3149, 9890), (4042, 7705), (4945, 6298), (5405, 5762)]