81667530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{129631}}^1$

素因数の和:129651

約数の個数: 48

約数和(自身を含む): 242671104

約数和(自身を除く): 161003574

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 129631, 259262, 388893, 648155, 777786, 907417, 1166679, 1296310, 1814834, 1944465, 2333358, 2722251, 3888930, 4537085, 5444502, 5833395, 8166753, 9074170, 11666790, 13611255, 16333506, 27222510, 40833765, 81667530]

約数ペア:

[(1, 81667530), (2, 40833765), (3, 27222510), (5, 16333506), (6, 13611255), (7, 11666790), (9, 9074170), (10, 8166753), (14, 5833395), (15, 5444502), (18, 4537085), (21, 3888930), (30, 2722251), (35, 2333358), (42, 1944465), (45, 1814834), (63, 1296310), (70, 1166679), (90, 907417), (105, 777786), (126, 648155), (210, 388893), (315, 259262), (630, 129631)]