125335480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1657}}^1$

素因数の和:1760

約数の個数: 64

約数和(自身を含む): 296052480

約数和(自身を除く): 170717000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 1220, 1240, 1657, 1891, 2440, 3314, 3782, 6628, 7564, 8285, 9455, 13256, 15128, 16570, 18910, 33140, 37820, 51367, 66280, 75640, 101077, 102734, 202154, 205468, 256835, 404308, 410936, 505385, 513670, 808616, 1010770, 1027340, 2021540, 2054680, 3133387, 4043080, 6266774, 12533548, 15666935, 25067096, 31333870, 62667740, 125335480]

約数ペア:

[(1, 125335480), (2, 62667740), (4, 31333870), (5, 25067096), (8, 15666935), (10, 12533548), (20, 6266774), (31, 4043080), (40, 3133387), (61, 2054680), (62, 2021540), (122, 1027340), (124, 1010770), (155, 808616), (244, 513670), (248, 505385), (305, 410936), (310, 404308), (488, 256835), (610, 205468), (620, 202154), (1220, 102734), (1240, 101077), (1657, 75640), (1891, 66280), (2440, 51367), (3314, 37820), (3782, 33140), (6628, 18910), (7564, 16570), (8285, 15128), (9455, 13256)]