262280

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 604800

約数和(自身を除く): 342520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 83, 158, 166, 316, 332, 395, 415, 632, 664, 790, 830, 1580, 1660, 3160, 3320, 6557, 13114, 26228, 32785, 52456, 65570, 131140, 262280]

約数ペア:

[(1, 262280), (2, 131140), (4, 65570), (5, 52456), (8, 32785), (10, 26228), (20, 13114), (40, 6557), (79, 3320), (83, 3160), (158, 1660), (166, 1580), (316, 830), (332, 790), (395, 664), (415, 632)]