156638690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1\times {\mathrm{1297}}^1$

素因数の和:2246

約数の個数: 32

約数和(自身を含む): 304199280

約数和(自身を除く): 147560590

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 929, 1297, 1858, 2594, 4645, 6485, 9290, 12077, 12970, 16861, 24154, 33722, 60385, 84305, 120770, 168610, 1204913, 2409826, 6024565, 12049130, 15663869, 31327738, 78319345, 156638690]

約数ペア:

[(1, 156638690), (2, 78319345), (5, 31327738), (10, 15663869), (13, 12049130), (26, 6024565), (65, 2409826), (130, 1204913), (929, 168610), (1297, 120770), (1858, 84305), (2594, 60385), (4645, 33722), (6485, 24154), (9290, 16861), (12077, 12970)]