65337040

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11503}}^1$

素因数の和:11587

約数の個数: 40

約数和(自身を含む): 154061568

約数和(自身を除く): 88724528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 11503, 23006, 46012, 57515, 92024, 115030, 184048, 230060, 460120, 816713, 920240, 1633426, 3266852, 4083565, 6533704, 8167130, 13067408, 16334260, 32668520, 65337040]

約数ペア:

[(1, 65337040), (2, 32668520), (4, 16334260), (5, 13067408), (8, 8167130), (10, 6533704), (16, 4083565), (20, 3266852), (40, 1633426), (71, 920240), (80, 816713), (142, 460120), (284, 230060), (355, 184048), (568, 115030), (710, 92024), (1136, 57515), (1420, 46012), (2840, 23006), (5680, 11503)]