61831280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2693}}^1$

素因数の和:2754

約数の個数: 80

約数和(自身を含む): 168364224

約数和(自身を除く): 106532944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2693, 2870, 3280, 4592, 5386, 5740, 10772, 11480, 13465, 18851, 21544, 22960, 26930, 37702, 43088, 53860, 75404, 94255, 107720, 110413, 150808, 188510, 215440, 220826, 301616, 377020, 441652, 552065, 754040, 772891, 883304, 1104130, 1508080, 1545782, 1766608, 2208260, 3091564, 3864455, 4416520, 6183128, 7728910, 8833040, 12366256, 15457820, 30915640, 61831280]

約数ペア:

[(1, 61831280), (2, 30915640), (4, 15457820), (5, 12366256), (7, 8833040), (8, 7728910), (10, 6183128), (14, 4416520), (16, 3864455), (20, 3091564), (28, 2208260), (35, 1766608), (40, 1545782), (41, 1508080), (56, 1104130), (70, 883304), (80, 772891), (82, 754040), (112, 552065), (140, 441652), (164, 377020), (205, 301616), (280, 220826), (287, 215440), (328, 188510), (410, 150808), (560, 110413), (574, 107720), (656, 94255), (820, 75404), (1148, 53860), (1435, 43088), (1640, 37702), (2296, 26930), (2693, 22960), (2870, 21544), (3280, 18851), (4592, 13465), (5386, 11480), (5740, 10772)]