31596370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^2$

素因数の和:112

約数の個数: 72

約数和(自身を含む): 67384044

約数和(自身を除く): 35787674

約数列:

[1, 2, 5, 10, 13, 17, 26, 29, 34, 58, 65, 85, 130, 145, 170, 221, 289, 290, 377, 442, 493, 578, 754, 841, 986, 1105, 1445, 1682, 1885, 2210, 2465, 2890, 3757, 3770, 4205, 4930, 6409, 7514, 8381, 8410, 10933, 12818, 14297, 16762, 18785, 21866, 28594, 32045, 37570, 41905, 54665, 64090, 71485, 83810, 108953, 109330, 142970, 185861, 217906, 243049, 371722, 486098, 544765, 929305, 1089530, 1215245, 1858610, 2430490, 3159637, 6319274, 15798185, 31596370]

約数ペア:

[(1, 31596370), (2, 15798185), (5, 6319274), (10, 3159637), (13, 2430490), (17, 1858610), (26, 1215245), (29, 1089530), (34, 929305), (58, 544765), (65, 486098), (85, 371722), (130, 243049), (145, 217906), (170, 185861), (221, 142970), (289, 109330), (290, 108953), (377, 83810), (442, 71485), (493, 64090), (578, 54665), (754, 41905), (841, 37570), (986, 32045), (1105, 28594), (1445, 21866), (1682, 18785), (1885, 16762), (2210, 14297), (2465, 12818), (2890, 10933), (3757, 8410), (3770, 8381), (4205, 7514), (4930, 6409)]