25219220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{96997}}^1$

素因数の和:97019

約数の個数: 24

約数和(自身を含む): 57034824

約数和(自身を除く): 31815604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 96997, 193994, 387988, 484985, 969970, 1260961, 1939940, 2521922, 5043844, 6304805, 12609610, 25219220]

約数ペア:

[(1, 25219220), (2, 12609610), (4, 6304805), (5, 5043844), (10, 2521922), (13, 1939940), (20, 1260961), (26, 969970), (52, 484985), (65, 387988), (130, 193994), (260, 96997)]