1626737920

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10007}}^1$

素因数の和:10155

約数の個数: 72

約数和(自身を含む): 3927619584

約数和(自身を除く): 2300881664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1270, 1280, 2032, 2540, 4064, 5080, 8128, 10007, 10160, 16256, 20014, 20320, 32512, 40028, 40640, 50035, 80056, 81280, 100070, 160112, 162560, 200140, 320224, 400280, 640448, 800560, 1270889, 1280896, 1601120, 2541778, 2561792, 3202240, 5083556, 6354445, 6404480, 10167112, 12708890, 12808960, 20334224, 25417780, 40668448, 50835560, 81336896, 101671120, 162673792, 203342240, 325347584, 406684480, 813368960, 1626737920]

約数ペア:

[(1, 1626737920), (2, 813368960), (4, 406684480), (5, 325347584), (8, 203342240), (10, 162673792), (16, 101671120), (20, 81336896), (32, 50835560), (40, 40668448), (64, 25417780), (80, 20334224), (127, 12808960), (128, 12708890), (160, 10167112), (254, 6404480), (256, 6354445), (320, 5083556), (508, 3202240), (635, 2561792), (640, 2541778), (1016, 1601120), (1270, 1280896), (1280, 1270889), (2032, 800560), (2540, 640448), (4064, 400280), (5080, 320224), (8128, 200140), (10007, 162560), (10160, 160112), (16256, 100070), (20014, 81280), (20320, 80056), (32512, 50035), (40028, 40640)]