51477270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6947}}^1$

素因数の和:6989

約数の個数: 64

約数和(自身を含む): 140071680

約数和(自身を除く): 88594410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 6947, 7410, 13894, 20841, 34735, 41682, 69470, 90311, 104205, 131993, 180622, 208410, 263986, 270933, 395979, 451555, 541866, 659965, 791958, 903110, 1319930, 1354665, 1715909, 1979895, 2709330, 3431818, 3959790, 5147727, 8579545, 10295454, 17159090, 25738635, 51477270]

約数ペア:

[(1, 51477270), (2, 25738635), (3, 17159090), (5, 10295454), (6, 8579545), (10, 5147727), (13, 3959790), (15, 3431818), (19, 2709330), (26, 1979895), (30, 1715909), (38, 1354665), (39, 1319930), (57, 903110), (65, 791958), (78, 659965), (95, 541866), (114, 451555), (130, 395979), (190, 270933), (195, 263986), (247, 208410), (285, 180622), (390, 131993), (494, 104205), (570, 90311), (741, 69470), (1235, 41682), (1482, 34735), (2470, 20841), (3705, 13894), (6947, 7410)]