66137960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{236207}}^1$

素因数の和:236225

約数の個数: 32

約数和(自身を含む): 170069760

約数和(自身を除く): 103931800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 236207, 472414, 944828, 1181035, 1653449, 1889656, 2362070, 3306898, 4724140, 6613796, 8267245, 9448280, 13227592, 16534490, 33068980, 66137960]

約数ペア:

[(1, 66137960), (2, 33068980), (4, 16534490), (5, 13227592), (7, 9448280), (8, 8267245), (10, 6613796), (14, 4724140), (20, 3306898), (28, 2362070), (35, 1889656), (40, 1653449), (56, 1181035), (70, 944828), (140, 472414), (280, 236207)]