25691875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:169

約数の個数: 40

約数和(自身を含む): 36325872

約数和(自身を除く): 10633997

約数列:

[1, 5, 11, 25, 37, 55, 101, 125, 185, 275, 407, 505, 625, 925, 1111, 1375, 2035, 2525, 3737, 4625, 5555, 6875, 10175, 12625, 18685, 23125, 27775, 41107, 50875, 63125, 93425, 138875, 205535, 254375, 467125, 694375, 1027675, 2335625, 5138375, 25691875]

約数ペア:

[(1, 25691875), (5, 5138375), (11, 2335625), (25, 1027675), (37, 694375), (55, 467125), (101, 254375), (125, 205535), (185, 138875), (275, 93425), (407, 63125), (505, 50875), (625, 41107), (925, 27775), (1111, 23125), (1375, 18685), (2035, 12625), (2525, 10175), (3737, 6875), (4625, 5555)]