66972640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{59797}}^1$

素因数の和:59819

約数の個数: 48

約数和(自身を含む): 180829152

約数和(自身を除く): 113856512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 59797, 119594, 239188, 298985, 418579, 478376, 597970, 837158, 956752, 1195940, 1674316, 1913504, 2092895, 2391880, 3348632, 4185790, 4783760, 6697264, 8371580, 9567520, 13394528, 16743160, 33486320, 66972640]

約数ペア:

[(1, 66972640), (2, 33486320), (4, 16743160), (5, 13394528), (7, 9567520), (8, 8371580), (10, 6697264), (14, 4783760), (16, 4185790), (20, 3348632), (28, 2391880), (32, 2092895), (35, 1913504), (40, 1674316), (56, 1195940), (70, 956752), (80, 837158), (112, 597970), (140, 478376), (160, 418579), (224, 298985), (280, 239188), (560, 119594), (1120, 59797)]