66973790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11981}}^1$

素因数の和:12044

約数の個数: 32

約数和(自身を含む): 132856416

約数和(自身を除く): 65882626

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 11981, 23962, 59905, 119810, 155753, 311506, 515183, 778765, 1030366, 1557530, 2575915, 5151830, 6697379, 13394758, 33486895, 66973790]

約数ペア:

[(1, 66973790), (2, 33486895), (5, 13394758), (10, 6697379), (13, 5151830), (26, 2575915), (43, 1557530), (65, 1030366), (86, 778765), (130, 515183), (215, 311506), (430, 155753), (559, 119810), (1118, 59905), (2795, 23962), (5590, 11981)]