31088870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 31119130

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 59, 79, 115, 118, 145, 158, 230, 290, 295, 395, 590, 667, 790, 1334, 1357, 1711, 1817, 2291, 2714, 3335, 3422, 3634, 4582, 4661, 6670, 6785, 8555, 9085, 9322, 11455, 13570, 17110, 18170, 22910, 23305, 39353, 46610, 52693, 78706, 105386, 107203, 135169, 196765, 214406, 263465, 270338, 393530, 526930, 536015, 675845, 1072030, 1351690, 3108887, 6217774, 15544435, 31088870]

約数ペア:

[(1, 31088870), (2, 15544435), (5, 6217774), (10, 3108887), (23, 1351690), (29, 1072030), (46, 675845), (58, 536015), (59, 526930), (79, 393530), (115, 270338), (118, 263465), (145, 214406), (158, 196765), (230, 135169), (290, 107203), (295, 105386), (395, 78706), (590, 52693), (667, 46610), (790, 39353), (1334, 23305), (1357, 22910), (1711, 18170), (1817, 17110), (2291, 13570), (2714, 11455), (3335, 9322), (3422, 9085), (3634, 8555), (4582, 6785), (4661, 6670)]