64833125

素因数分解:

$5^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 60

約数和(自身を含む): 98827740

約数和(自身を除く): 33994615

約数列:

[1, 5, 7, 25, 29, 35, 49, 73, 125, 145, 175, 203, 245, 365, 511, 625, 725, 875, 1015, 1225, 1421, 1825, 2117, 2555, 3577, 3625, 4375, 5075, 6125, 7105, 9125, 10585, 12775, 14819, 17885, 18125, 25375, 30625, 35525, 45625, 52925, 63875, 74095, 89425, 103733, 126875, 177625, 264625, 319375, 370475, 447125, 518665, 888125, 1323125, 1852375, 2235625, 2593325, 9261875, 12966625, 64833125]

約数ペア:

[(1, 64833125), (5, 12966625), (7, 9261875), (25, 2593325), (29, 2235625), (35, 1852375), (49, 1323125), (73, 888125), (125, 518665), (145, 447125), (175, 370475), (203, 319375), (245, 264625), (365, 177625), (511, 126875), (625, 103733), (725, 89425), (875, 74095), (1015, 63875), (1225, 52925), (1421, 45625), (1825, 35525), (2117, 30625), (2555, 25375), (3577, 18125), (3625, 17885), (4375, 14819), (5075, 12775), (6125, 10585), (7105, 9125)]