25589720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49211}}^1$

素因数の和:49235

約数の個数: 32

約数和(自身を含む): 62007120

約数和(自身を除く): 36417400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49211, 98422, 196844, 246055, 393688, 492110, 639743, 984220, 1279486, 1968440, 2558972, 3198715, 5117944, 6397430, 12794860, 25589720]

約数ペア:

[(1, 25589720), (2, 12794860), (4, 6397430), (5, 5117944), (8, 3198715), (10, 2558972), (13, 1968440), (20, 1279486), (26, 984220), (40, 639743), (52, 492110), (65, 393688), (104, 246055), (130, 196844), (260, 98422), (520, 49211)]