80595340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:815

約数の個数: 96

約数和(自身を含む): 208857600

約数和(自身を除く): 128262260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 70, 76, 82, 95, 133, 140, 164, 190, 205, 266, 287, 380, 410, 532, 574, 665, 739, 779, 820, 1148, 1330, 1435, 1478, 1558, 2660, 2870, 2956, 3116, 3695, 3895, 5173, 5453, 5740, 7390, 7790, 10346, 10906, 14041, 14780, 15580, 20692, 21812, 25865, 27265, 28082, 30299, 51730, 54530, 56164, 60598, 70205, 98287, 103460, 109060, 121196, 140410, 151495, 196574, 212093, 280820, 302990, 393148, 424186, 491435, 575681, 605980, 848372, 982870, 1060465, 1151362, 1965740, 2120930, 2302724, 2878405, 4029767, 4241860, 5756810, 8059534, 11513620, 16119068, 20148835, 40297670, 80595340]

約数ペア:

[(1, 80595340), (2, 40297670), (4, 20148835), (5, 16119068), (7, 11513620), (10, 8059534), (14, 5756810), (19, 4241860), (20, 4029767), (28, 2878405), (35, 2302724), (38, 2120930), (41, 1965740), (70, 1151362), (76, 1060465), (82, 982870), (95, 848372), (133, 605980), (140, 575681), (164, 491435), (190, 424186), (205, 393148), (266, 302990), (287, 280820), (380, 212093), (410, 196574), (532, 151495), (574, 140410), (665, 121196), (739, 109060), (779, 103460), (820, 98287), (1148, 70205), (1330, 60598), (1435, 56164), (1478, 54530), (1558, 51730), (2660, 30299), (2870, 28082), (2956, 27265), (3116, 25865), (3695, 21812), (3895, 20692), (5173, 15580), (5453, 14780), (5740, 14041), (7390, 10906), (7790, 10346)]