164877920

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27851}}^1$

素因数の和:27903

約数の個数: 48

約数和(自身を含む): 400066128

約数和(自身を除く): 235188208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 27851, 55702, 111404, 139255, 222808, 278510, 445616, 557020, 891232, 1030487, 1114040, 2060974, 2228080, 4121948, 4456160, 5152435, 8243896, 10304870, 16487792, 20609740, 32975584, 41219480, 82438960, 164877920]

約数ペア:

[(1, 164877920), (2, 82438960), (4, 41219480), (5, 32975584), (8, 20609740), (10, 16487792), (16, 10304870), (20, 8243896), (32, 5152435), (37, 4456160), (40, 4121948), (74, 2228080), (80, 2060974), (148, 1114040), (160, 1030487), (185, 891232), (296, 557020), (370, 445616), (592, 278510), (740, 222808), (1184, 139255), (1480, 111404), (2960, 55702), (5920, 27851)]