251111290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1\times {\mathrm{1583}}^1$

素因数の和:2166

約数の個数: 32

約数和(自身を含む): 468737280

約数和(自身を除く): 217625990

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 547, 1094, 1583, 2735, 3166, 5470, 7915, 15830, 15863, 31726, 45907, 79315, 91814, 158630, 229535, 459070, 865901, 1731802, 4329505, 8659010, 25111129, 50222258, 125555645, 251111290]

約数ペア:

[(1, 251111290), (2, 125555645), (5, 50222258), (10, 25111129), (29, 8659010), (58, 4329505), (145, 1731802), (290, 865901), (547, 459070), (1094, 229535), (1583, 158630), (2735, 91814), (3166, 79315), (5470, 45907), (7915, 31726), (15830, 15863)]