8749130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 17708544

約数和(自身を除く): 8959414

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 167, 169, 310, 334, 338, 403, 806, 835, 845, 1670, 1690, 2015, 2171, 4030, 4342, 5177, 5239, 10354, 10478, 10855, 21710, 25885, 26195, 28223, 51770, 52390, 56446, 67301, 134602, 141115, 282230, 336505, 673010, 874913, 1749826, 4374565, 8749130]

約数ペア:

[(1, 8749130), (2, 4374565), (5, 1749826), (10, 874913), (13, 673010), (26, 336505), (31, 282230), (62, 141115), (65, 134602), (130, 67301), (155, 56446), (167, 52390), (169, 51770), (310, 28223), (334, 26195), (338, 25885), (403, 21710), (806, 10855), (835, 10478), (845, 10354), (1670, 5239), (1690, 5177), (2015, 4342), (2171, 4030)]