85165780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{26449}}^1$

素因数の和:26488

約数の個数: 48

約数和(自身を含む): 213292800

約数和(自身を除く): 128127020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 26449, 52898, 105796, 132245, 185143, 264490, 370286, 528980, 608327, 740572, 925715, 1216654, 1851430, 2433308, 3041635, 3702860, 4258289, 6083270, 8516578, 12166540, 17033156, 21291445, 42582890, 85165780]

約数ペア:

[(1, 85165780), (2, 42582890), (4, 21291445), (5, 17033156), (7, 12166540), (10, 8516578), (14, 6083270), (20, 4258289), (23, 3702860), (28, 3041635), (35, 2433308), (46, 1851430), (70, 1216654), (92, 925715), (115, 740572), (140, 608327), (161, 528980), (230, 370286), (322, 264490), (460, 185143), (644, 132245), (805, 105796), (1610, 52898), (3220, 26449)]