25925640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16619}}^1$

素因数の和:16646

約数の個数: 64

約数和(自身を含む): 83764800

約数和(自身を除く): 57839160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 16619, 33238, 49857, 66476, 83095, 99714, 132952, 166190, 199428, 216047, 249285, 332380, 398856, 432094, 498570, 648141, 664760, 864188, 997140, 1080235, 1296282, 1728376, 1994280, 2160470, 2592564, 3240705, 4320940, 5185128, 6481410, 8641880, 12962820, 25925640]

約数ペア:

[(1, 25925640), (2, 12962820), (3, 8641880), (4, 6481410), (5, 5185128), (6, 4320940), (8, 3240705), (10, 2592564), (12, 2160470), (13, 1994280), (15, 1728376), (20, 1296282), (24, 1080235), (26, 997140), (30, 864188), (39, 664760), (40, 648141), (52, 498570), (60, 432094), (65, 398856), (78, 332380), (104, 249285), (120, 216047), (130, 199428), (156, 166190), (195, 132952), (260, 99714), (312, 83095), (390, 66476), (520, 49857), (780, 33238), (1560, 16619)]