25536440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 61508160

約数和(自身を除く): 35971720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 82, 92, 115, 164, 184, 205, 230, 328, 410, 460, 677, 820, 920, 943, 1354, 1640, 1886, 2708, 3385, 3772, 4715, 5416, 6770, 7544, 9430, 13540, 15571, 18860, 27080, 27757, 31142, 37720, 55514, 62284, 77855, 111028, 124568, 138785, 155710, 222056, 277570, 311420, 555140, 622840, 638411, 1110280, 1276822, 2553644, 3192055, 5107288, 6384110, 12768220, 25536440]

約数ペア:

[(1, 25536440), (2, 12768220), (4, 6384110), (5, 5107288), (8, 3192055), (10, 2553644), (20, 1276822), (23, 1110280), (40, 638411), (41, 622840), (46, 555140), (82, 311420), (92, 277570), (115, 222056), (164, 155710), (184, 138785), (205, 124568), (230, 111028), (328, 77855), (410, 62284), (460, 55514), (677, 37720), (820, 31142), (920, 27757), (943, 27080), (1354, 18860), (1640, 15571), (1886, 13540), (2708, 9430), (3385, 7544), (3772, 6770), (4715, 5416)]