25908870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2143}}^1$

素因数の和:2197

約数の個数: 64

約数和(自身を含む): 69156864

約数和(自身を除く): 43247994

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2143, 2418, 4030, 4286, 6045, 6429, 10715, 12090, 12858, 21430, 27859, 32145, 55718, 64290, 66433, 83577, 132866, 139295, 167154, 199299, 278590, 332165, 398598, 417885, 664330, 835770, 863629, 996495, 1727258, 1992990, 2590887, 4318145, 5181774, 8636290, 12954435, 25908870]

約数ペア:

[(1, 25908870), (2, 12954435), (3, 8636290), (5, 5181774), (6, 4318145), (10, 2590887), (13, 1992990), (15, 1727258), (26, 996495), (30, 863629), (31, 835770), (39, 664330), (62, 417885), (65, 398598), (78, 332165), (93, 278590), (130, 199299), (155, 167154), (186, 139295), (195, 132866), (310, 83577), (390, 66433), (403, 64290), (465, 55718), (806, 32145), (930, 27859), (1209, 21430), (2015, 12858), (2143, 12090), (2418, 10715), (4030, 6429), (4286, 6045)]