90813008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2089}}^1$

素因数の和:2140

約数の個数: 80

約数和(自身を含む): 217694400

約数和(自身を除く): 126881392

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 176, 208, 209, 247, 286, 304, 418, 494, 572, 836, 988, 1144, 1672, 1976, 2089, 2288, 2717, 3344, 3952, 4178, 5434, 8356, 10868, 16712, 21736, 22979, 27157, 33424, 39691, 43472, 45958, 54314, 79382, 91916, 108628, 158764, 183832, 217256, 298727, 317528, 367664, 434512, 436601, 515983, 597454, 635056, 873202, 1031966, 1194908, 1746404, 2063932, 2389816, 3492808, 4127864, 4779632, 5675813, 6985616, 8255728, 11351626, 22703252, 45406504, 90813008]

約数ペア:

[(1, 90813008), (2, 45406504), (4, 22703252), (8, 11351626), (11, 8255728), (13, 6985616), (16, 5675813), (19, 4779632), (22, 4127864), (26, 3492808), (38, 2389816), (44, 2063932), (52, 1746404), (76, 1194908), (88, 1031966), (104, 873202), (143, 635056), (152, 597454), (176, 515983), (208, 436601), (209, 434512), (247, 367664), (286, 317528), (304, 298727), (418, 217256), (494, 183832), (572, 158764), (836, 108628), (988, 91916), (1144, 79382), (1672, 54314), (1976, 45958), (2089, 43472), (2288, 39691), (2717, 33424), (3344, 27157), (3952, 22979), (4178, 21736), (5434, 16712), (8356, 10868)]