89505080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{857}}^1$

素因数の和:1248

約数の個数: 64

約数和(自身を含む): 231042240

約数和(自身を除く): 141537160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 746, 857, 1492, 1714, 1865, 2611, 2984, 3428, 3730, 4285, 5222, 5999, 6856, 7460, 8570, 10444, 11998, 13055, 14920, 17140, 20888, 23996, 26110, 29995, 34280, 47992, 52220, 59990, 104440, 119980, 239960, 319661, 639322, 1278644, 1598305, 2237627, 2557288, 3196610, 4475254, 6393220, 8950508, 11188135, 12786440, 17901016, 22376270, 44752540, 89505080]

約数ペア:

[(1, 89505080), (2, 44752540), (4, 22376270), (5, 17901016), (7, 12786440), (8, 11188135), (10, 8950508), (14, 6393220), (20, 4475254), (28, 3196610), (35, 2557288), (40, 2237627), (56, 1598305), (70, 1278644), (140, 639322), (280, 319661), (373, 239960), (746, 119980), (857, 104440), (1492, 59990), (1714, 52220), (1865, 47992), (2611, 34280), (2984, 29995), (3428, 26110), (3730, 23996), (4285, 20888), (5222, 17140), (5999, 14920), (6856, 13055), (7460, 11998), (8570, 10444)]