81101010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{62869}}^1$

素因数の和:62922

約数の個数: 32

約数和(自身を含む): 199172160

約数和(自身を除く): 118071150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 62869, 125738, 188607, 314345, 377214, 628690, 943035, 1886070, 2703367, 5406734, 8110101, 13516835, 16220202, 27033670, 40550505, 81101010]

約数ペア:

[(1, 81101010), (2, 40550505), (3, 27033670), (5, 16220202), (6, 13516835), (10, 8110101), (15, 5406734), (30, 2703367), (43, 1886070), (86, 943035), (129, 628690), (215, 377214), (258, 314345), (430, 188607), (645, 125738), (1290, 62869)]