1282754590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1\times {\mathrm{4951}}^1$

素因数の和:6964

約数の個数: 32

約数和(自身を含む): 2488320576

約数和(自身を除く): 1205565986

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1993, 3986, 4951, 9902, 9965, 19930, 24755, 25909, 49510, 51818, 64363, 128726, 129545, 259090, 321815, 643630, 9867343, 19734686, 49336715, 98673430, 128275459, 256550918, 641377295, 1282754590]

約数ペア:

[(1, 1282754590), (2, 641377295), (5, 256550918), (10, 128275459), (13, 98673430), (26, 49336715), (65, 19734686), (130, 9867343), (1993, 643630), (3986, 321815), (4951, 259090), (9902, 129545), (9965, 128726), (19930, 64363), (24755, 51818), (25909, 49510)]