80603775

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{2437}}^1$

素因数の和:2470

約数の個数: 72

約数和(自身を含む): 172317840

約数和(自身を除く): 91714065

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 2205, 2437, 3675, 4725, 6615, 7311, 11025, 12185, 17059, 21933, 33075, 36555, 51177, 60925, 65799, 85295, 109665, 119413, 153531, 182775, 255885, 328995, 358239, 426475, 460593, 548325, 597065, 767655, 1074717, 1279425, 1644975, 1791195, 2302965, 2985325, 3224151, 3838275, 5373585, 8955975, 11514825, 16120755, 26867925, 80603775]

約数ペア:

[(1, 80603775), (3, 26867925), (5, 16120755), (7, 11514825), (9, 8955975), (15, 5373585), (21, 3838275), (25, 3224151), (27, 2985325), (35, 2302965), (45, 1791195), (49, 1644975), (63, 1279425), (75, 1074717), (105, 767655), (135, 597065), (147, 548325), (175, 460593), (189, 426475), (225, 358239), (245, 328995), (315, 255885), (441, 182775), (525, 153531), (675, 119413), (735, 109665), (945, 85295), (1225, 65799), (1323, 60925), (1575, 51177), (2205, 36555), (2437, 33075), (3675, 21933), (4725, 17059), (6615, 12185), (7311, 11025)]