12966625

素因数分解:

$5^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 19740240

約数和(自身を除く): 6773615

約数列:

[1, 5, 7, 25, 29, 35, 49, 73, 125, 145, 175, 203, 245, 365, 511, 725, 875, 1015, 1225, 1421, 1825, 2117, 2555, 3577, 3625, 5075, 6125, 7105, 9125, 10585, 12775, 14819, 17885, 25375, 35525, 52925, 63875, 74095, 89425, 103733, 177625, 264625, 370475, 447125, 518665, 1852375, 2593325, 12966625]

約数ペア:

[(1, 12966625), (5, 2593325), (7, 1852375), (25, 518665), (29, 447125), (35, 370475), (49, 264625), (73, 177625), (125, 103733), (145, 89425), (175, 74095), (203, 63875), (245, 52925), (365, 35525), (511, 25375), (725, 17885), (875, 14819), (1015, 12775), (1225, 10585), (1421, 9125), (1825, 7105), (2117, 6125), (2555, 5075), (3577, 3625)]