25683125

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 40

約数和(自身を含む): 36082200

約数和(自身を除く): 10399075

約数列:

[1, 5, 13, 25, 29, 65, 109, 125, 145, 325, 377, 545, 625, 725, 1417, 1625, 1885, 2725, 3161, 3625, 7085, 8125, 9425, 13625, 15805, 18125, 35425, 41093, 47125, 68125, 79025, 177125, 205465, 235625, 395125, 885625, 1027325, 1975625, 5136625, 25683125]

約数ペア:

[(1, 25683125), (5, 5136625), (13, 1975625), (25, 1027325), (29, 885625), (65, 395125), (109, 235625), (125, 205465), (145, 177125), (325, 79025), (377, 68125), (545, 47125), (625, 41093), (725, 35425), (1417, 18125), (1625, 15805), (1885, 13625), (2725, 9425), (3161, 8125), (3625, 7085)]