31621310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 69275520

約数和(自身を除く): 37654210

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 37, 58, 70, 74, 145, 185, 203, 259, 290, 370, 406, 421, 518, 842, 1015, 1073, 1295, 2030, 2105, 2146, 2590, 2947, 4210, 5365, 5894, 7511, 10730, 12209, 14735, 15022, 15577, 24418, 29470, 31154, 37555, 61045, 75110, 77885, 85463, 109039, 122090, 155770, 170926, 218078, 427315, 451733, 545195, 854630, 903466, 1090390, 2258665, 3162131, 4517330, 6324262, 15810655, 31621310]

約数ペア:

[(1, 31621310), (2, 15810655), (5, 6324262), (7, 4517330), (10, 3162131), (14, 2258665), (29, 1090390), (35, 903466), (37, 854630), (58, 545195), (70, 451733), (74, 427315), (145, 218078), (185, 170926), (203, 155770), (259, 122090), (290, 109039), (370, 85463), (406, 77885), (421, 75110), (518, 61045), (842, 37555), (1015, 31154), (1073, 29470), (1295, 24418), (2030, 15577), (2105, 15022), (2146, 14735), (2590, 12209), (2947, 10730), (4210, 7511), (5365, 5894)]