25431215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 8714065

約数列:

[1, 5, 19, 23, 95, 103, 113, 115, 437, 515, 565, 1957, 2147, 2185, 2369, 2599, 9785, 10735, 11639, 11845, 12995, 45011, 49381, 58195, 221141, 225055, 246905, 267697, 1105705, 1338485, 5086243, 25431215]

約数ペア:

[(1, 25431215), (5, 5086243), (19, 1338485), (23, 1105705), (95, 267697), (103, 246905), (113, 225055), (115, 221141), (437, 58195), (515, 49381), (565, 45011), (1957, 12995), (2147, 11845), (2185, 11639), (2369, 10735), (2599, 9785)]