28864625

素因数分解:

$5^3\times {\mathrm{37}}^1\times {\mathrm{79}}^2$

素因数の和:210

約数の個数: 24

約数和(自身を含む): 37470888

約数和(自身を除く): 8606263

約数列:

[1, 5, 25, 37, 79, 125, 185, 395, 925, 1975, 2923, 4625, 6241, 9875, 14615, 31205, 73075, 156025, 230917, 365375, 780125, 1154585, 5772925, 28864625]

約数ペア:

[(1, 28864625), (5, 5772925), (25, 1154585), (37, 780125), (79, 365375), (125, 230917), (185, 156025), (395, 73075), (925, 31205), (1975, 14615), (2923, 9875), (4625, 6241)]