25633400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9859}}^1$

素因数の和:9888

約数の個数: 48

約数和(自身を含む): 64188600

約数和(自身を除く): 38555200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 9859, 19718, 39436, 49295, 78872, 98590, 128167, 197180, 246475, 256334, 394360, 492950, 512668, 640835, 985900, 1025336, 1281670, 1971800, 2563340, 3204175, 5126680, 6408350, 12816700, 25633400]

約数ペア:

[(1, 25633400), (2, 12816700), (4, 6408350), (5, 5126680), (8, 3204175), (10, 2563340), (13, 1971800), (20, 1281670), (25, 1025336), (26, 985900), (40, 640835), (50, 512668), (52, 492950), (65, 394360), (100, 256334), (104, 246475), (130, 197180), (200, 128167), (260, 98590), (325, 78872), (520, 49295), (650, 39436), (1300, 19718), (2600, 9859)]