61542580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3541}}^1$

素因数の和:3640

約数の個数: 48

約数和(自身を含む): 142813440

約数和(自身を除く): 81270860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 3541, 4345, 7082, 8690, 14164, 17380, 17705, 35410, 38951, 70820, 77902, 155804, 194755, 279739, 389510, 559478, 779020, 1118956, 1398695, 2797390, 3077129, 5594780, 6154258, 12308516, 15385645, 30771290, 61542580]

約数ペア:

[(1, 61542580), (2, 30771290), (4, 15385645), (5, 12308516), (10, 6154258), (11, 5594780), (20, 3077129), (22, 2797390), (44, 1398695), (55, 1118956), (79, 779020), (110, 559478), (158, 389510), (220, 279739), (316, 194755), (395, 155804), (790, 77902), (869, 70820), (1580, 38951), (1738, 35410), (3476, 17705), (3541, 17380), (4345, 14164), (7082, 8690)]