157896560

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15541}}^1$

素因数の和:15681

約数の個数: 40

約数和(自身を含む): 370023936

約数和(自身を除く): 212127376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 15541, 31082, 62164, 77705, 124328, 155410, 248656, 310820, 621640, 1243280, 1973707, 3947414, 7894828, 9868535, 15789656, 19737070, 31579312, 39474140, 78948280, 157896560]

約数ペア:

[(1, 157896560), (2, 78948280), (4, 39474140), (5, 31579312), (8, 19737070), (10, 15789656), (16, 9868535), (20, 7894828), (40, 3947414), (80, 1973707), (127, 1243280), (254, 621640), (508, 310820), (635, 248656), (1016, 155410), (1270, 124328), (2032, 77705), (2540, 62164), (5080, 31082), (10160, 15541)]