68939728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1039}}^1$

素因数の和:1100

約数の個数: 80

約数和(自身を含む): 162489600

約数和(自身を除く): 93549872

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 44, 52, 58, 88, 104, 116, 143, 176, 208, 232, 286, 319, 377, 464, 572, 638, 754, 1039, 1144, 1276, 1508, 2078, 2288, 2552, 3016, 4147, 4156, 5104, 6032, 8294, 8312, 11429, 13507, 16588, 16624, 22858, 27014, 30131, 33176, 45716, 54028, 60262, 66352, 91432, 108056, 120524, 148577, 182864, 216112, 241048, 297154, 331441, 391703, 482096, 594308, 662882, 783406, 1188616, 1325764, 1566812, 2377232, 2651528, 3133624, 4308733, 5303056, 6267248, 8617466, 17234932, 34469864, 68939728]

約数ペア:

[(1, 68939728), (2, 34469864), (4, 17234932), (8, 8617466), (11, 6267248), (13, 5303056), (16, 4308733), (22, 3133624), (26, 2651528), (29, 2377232), (44, 1566812), (52, 1325764), (58, 1188616), (88, 783406), (104, 662882), (116, 594308), (143, 482096), (176, 391703), (208, 331441), (232, 297154), (286, 241048), (319, 216112), (377, 182864), (464, 148577), (572, 120524), (638, 108056), (754, 91432), (1039, 66352), (1144, 60262), (1276, 54028), (1508, 45716), (2078, 33176), (2288, 30131), (2552, 27014), (3016, 22858), (4147, 16624), (4156, 16588), (5104, 13507), (6032, 11429), (8294, 8312)]