28989125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{727}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 40884480

約数和(自身を除く): 11895355

約数列:

[1, 5, 11, 25, 29, 55, 125, 145, 275, 319, 725, 727, 1375, 1595, 3625, 3635, 7975, 7997, 18175, 21083, 39875, 39985, 90875, 105415, 199925, 231913, 527075, 999625, 1159565, 2635375, 5797825, 28989125]

約数ペア:

[(1, 28989125), (5, 5797825), (11, 2635375), (25, 1159565), (29, 999625), (55, 527075), (125, 231913), (145, 199925), (275, 105415), (319, 90875), (725, 39985), (727, 39875), (1375, 21083), (1595, 18175), (3625, 7997), (3635, 7975)]