80468560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 196273152

約数和(自身を除く): 115804592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 457, 496, 568, 620, 710, 914, 1136, 1240, 1420, 1828, 2201, 2285, 2480, 2840, 3656, 4402, 4570, 5680, 7312, 8804, 9140, 11005, 14167, 17608, 18280, 22010, 28334, 32447, 35216, 36560, 44020, 56668, 64894, 70835, 88040, 113336, 129788, 141670, 162235, 176080, 226672, 259576, 283340, 324470, 519152, 566680, 648940, 1005857, 1133360, 1297880, 2011714, 2595760, 4023428, 5029285, 8046856, 10058570, 16093712, 20117140, 40234280, 80468560]

約数ペア:

[(1, 80468560), (2, 40234280), (4, 20117140), (5, 16093712), (8, 10058570), (10, 8046856), (16, 5029285), (20, 4023428), (31, 2595760), (40, 2011714), (62, 1297880), (71, 1133360), (80, 1005857), (124, 648940), (142, 566680), (155, 519152), (248, 324470), (284, 283340), (310, 259576), (355, 226672), (457, 176080), (496, 162235), (568, 141670), (620, 129788), (710, 113336), (914, 88040), (1136, 70835), (1240, 64894), (1420, 56668), (1828, 44020), (2201, 36560), (2285, 35216), (2480, 32447), (2840, 28334), (3656, 22010), (4402, 18280), (4570, 17608), (5680, 14167), (7312, 11005), (8804, 9140)]