500977490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1223}}^1$

素因数の和:1403

約数の個数: 64

約数和(自身を含む): 1021579776

約数和(自身を除く): 520602286

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 137, 230, 274, 299, 598, 685, 1223, 1370, 1495, 1781, 2446, 2990, 3151, 3562, 6115, 6302, 8905, 12230, 15755, 15899, 17810, 28129, 31510, 31798, 40963, 56258, 79495, 81926, 140645, 158990, 167551, 204815, 281290, 335102, 365677, 409630, 731354, 837755, 1675510, 1828385, 2178163, 3656770, 3853673, 4356326, 7707346, 10890815, 19268365, 21781630, 38536730, 50097749, 100195498, 250488745, 500977490]

約数ペア:

[(1, 500977490), (2, 250488745), (5, 100195498), (10, 50097749), (13, 38536730), (23, 21781630), (26, 19268365), (46, 10890815), (65, 7707346), (115, 4356326), (130, 3853673), (137, 3656770), (230, 2178163), (274, 1828385), (299, 1675510), (598, 837755), (685, 731354), (1223, 409630), (1370, 365677), (1495, 335102), (1781, 281290), (2446, 204815), (2990, 167551), (3151, 158990), (3562, 140645), (6115, 81926), (6302, 79495), (8905, 56258), (12230, 40963), (15755, 31798), (15899, 31510), (17810, 28129)]