25555728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1669}}^1$

素因数の和:1720

約数の個数: 80

約数和(自身を含む): 74548800

約数和(自身を除く): 48993072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 33, 44, 48, 58, 66, 87, 88, 116, 132, 174, 176, 232, 264, 319, 348, 464, 528, 638, 696, 957, 1276, 1392, 1669, 1914, 2552, 3338, 3828, 5007, 5104, 6676, 7656, 10014, 13352, 15312, 18359, 20028, 26704, 36718, 40056, 48401, 55077, 73436, 80112, 96802, 110154, 145203, 146872, 193604, 220308, 290406, 293744, 387208, 440616, 532411, 580812, 774416, 881232, 1064822, 1161624, 1597233, 2129644, 2323248, 3194466, 4259288, 6388932, 8518576, 12777864, 25555728]

約数ペア:

[(1, 25555728), (2, 12777864), (3, 8518576), (4, 6388932), (6, 4259288), (8, 3194466), (11, 2323248), (12, 2129644), (16, 1597233), (22, 1161624), (24, 1064822), (29, 881232), (33, 774416), (44, 580812), (48, 532411), (58, 440616), (66, 387208), (87, 293744), (88, 290406), (116, 220308), (132, 193604), (174, 146872), (176, 145203), (232, 110154), (264, 96802), (319, 80112), (348, 73436), (464, 55077), (528, 48401), (638, 40056), (696, 36718), (957, 26704), (1276, 20028), (1392, 18359), (1669, 15312), (1914, 13352), (2552, 10014), (3338, 7656), (3828, 6676), (5007, 5104)]