454398467840

素因数分解:

$2^8\times 5^1\times {\mathrm{2609}}^1\times {\mathrm{136067}}^1$

素因数の和:138697

約数の個数: 72

約数和(自身を含む): 1088851513680

約数和(自身を除く): 634453045840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2609, 5218, 10436, 13045, 20872, 26090, 41744, 52180, 83488, 104360, 136067, 166976, 208720, 272134, 333952, 417440, 544268, 667904, 680335, 834880, 1088536, 1360670, 1669760, 2177072, 2721340, 3339520, 4354144, 5442680, 8708288, 10885360, 17416576, 21770720, 34833152, 43541440, 87082880, 174165760, 354998803, 709997606, 1419995212, 1774994015, 2839990424, 3549988030, 5679980848, 7099976060, 11359961696, 14199952120, 22719923392, 28399904240, 45439846784, 56799808480, 90879693568, 113599616960, 227199233920, 454398467840]

約数ペア:

[(1, 454398467840), (2, 227199233920), (4, 113599616960), (5, 90879693568), (8, 56799808480), (10, 45439846784), (16, 28399904240), (20, 22719923392), (32, 14199952120), (40, 11359961696), (64, 7099976060), (80, 5679980848), (128, 3549988030), (160, 2839990424), (256, 1774994015), (320, 1419995212), (640, 709997606), (1280, 354998803), (2609, 174165760), (5218, 87082880), (10436, 43541440), (13045, 34833152), (20872, 21770720), (26090, 17416576), (41744, 10885360), (52180, 8708288), (83488, 5442680), (104360, 4354144), (136067, 3339520), (166976, 2721340), (208720, 2177072), (272134, 1669760), (333952, 1360670), (417440, 1088536), (544268, 834880), (667904, 680335)]