788798410

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{1039}}^1$

素因数の和:1187

約数の個数: 48

約数和(自身を含む): 1487116800

約数和(自身を除く): 698318390

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 961, 1039, 1922, 2078, 2449, 4805, 4898, 5195, 9610, 10390, 12245, 24490, 32209, 64418, 75919, 82081, 151838, 161045, 164162, 322090, 379595, 410405, 759190, 820810, 998479, 1996958, 2544511, 4992395, 5089022, 9984790, 12722555, 25445110, 78879841, 157759682, 394399205, 788798410]

約数ペア:

[(1, 788798410), (2, 394399205), (5, 157759682), (10, 78879841), (31, 25445110), (62, 12722555), (79, 9984790), (155, 5089022), (158, 4992395), (310, 2544511), (395, 1996958), (790, 998479), (961, 820810), (1039, 759190), (1922, 410405), (2078, 379595), (2449, 322090), (4805, 164162), (4898, 161045), (5195, 151838), (9610, 82081), (10390, 75919), (12245, 64418), (24490, 32209)]