25331680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 67223520

約数和(自身を除く): 41891840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 148, 160, 176, 185, 220, 296, 352, 370, 389, 407, 440, 592, 740, 778, 814, 880, 1184, 1480, 1556, 1628, 1760, 1945, 2035, 2960, 3112, 3256, 3890, 4070, 4279, 5920, 6224, 6512, 7780, 8140, 8558, 12448, 13024, 14393, 15560, 16280, 17116, 21395, 28786, 31120, 32560, 34232, 42790, 57572, 62240, 65120, 68464, 71965, 85580, 115144, 136928, 143930, 158323, 171160, 230288, 287860, 316646, 342320, 460576, 575720, 633292, 684640, 791615, 1151440, 1266584, 1583230, 2302880, 2533168, 3166460, 5066336, 6332920, 12665840, 25331680]

約数ペア:

[(1, 25331680), (2, 12665840), (4, 6332920), (5, 5066336), (8, 3166460), (10, 2533168), (11, 2302880), (16, 1583230), (20, 1266584), (22, 1151440), (32, 791615), (37, 684640), (40, 633292), (44, 575720), (55, 460576), (74, 342320), (80, 316646), (88, 287860), (110, 230288), (148, 171160), (160, 158323), (176, 143930), (185, 136928), (220, 115144), (296, 85580), (352, 71965), (370, 68464), (389, 65120), (407, 62240), (440, 57572), (592, 42790), (740, 34232), (778, 32560), (814, 31120), (880, 28786), (1184, 21395), (1480, 17116), (1556, 16280), (1628, 15560), (1760, 14393), (1945, 13024), (2035, 12448), (2960, 8558), (3112, 8140), (3256, 7780), (3890, 6512), (4070, 6224), (4279, 5920)]