827431760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10271}}^1$

素因数の和:10356

約数の個数: 80

約数和(自身を含む): 2063439360

約数和(自身を除く): 1236007600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 53, 76, 80, 95, 106, 152, 190, 212, 265, 304, 380, 424, 530, 760, 848, 1007, 1060, 1520, 2014, 2120, 4028, 4240, 5035, 8056, 10070, 10271, 16112, 20140, 20542, 40280, 41084, 51355, 80560, 82168, 102710, 164336, 195149, 205420, 390298, 410840, 544363, 780596, 821680, 975745, 1088726, 1561192, 1951490, 2177452, 2721815, 3122384, 3902980, 4354904, 5443630, 7805960, 8709808, 10342897, 10887260, 15611920, 20685794, 21774520, 41371588, 43549040, 51714485, 82743176, 103428970, 165486352, 206857940, 413715880, 827431760]

約数ペア:

[(1, 827431760), (2, 413715880), (4, 206857940), (5, 165486352), (8, 103428970), (10, 82743176), (16, 51714485), (19, 43549040), (20, 41371588), (38, 21774520), (40, 20685794), (53, 15611920), (76, 10887260), (80, 10342897), (95, 8709808), (106, 7805960), (152, 5443630), (190, 4354904), (212, 3902980), (265, 3122384), (304, 2721815), (380, 2177452), (424, 1951490), (530, 1561192), (760, 1088726), (848, 975745), (1007, 821680), (1060, 780596), (1520, 544363), (2014, 410840), (2120, 390298), (4028, 205420), (4240, 195149), (5035, 164336), (8056, 102710), (10070, 82168), (10271, 80560), (16112, 51355), (20140, 41084), (20542, 40280)]