1288278064

素因数分解:

$2^4\times {\mathrm{3137}}^1\times {\mathrm{25667}}^1$

素因数の和:28812

約数の個数: 20

約数和(自身を含む): 2496931704

約数和(自身を除く): 1208653640

約数列:

[1, 2, 4, 8, 16, 3137, 6274, 12548, 25096, 25667, 50192, 51334, 102668, 205336, 410672, 80517379, 161034758, 322069516, 644139032, 1288278064]

約数ペア:

[(1, 1288278064), (2, 644139032), (4, 322069516), (8, 161034758), (16, 80517379), (3137, 410672), (6274, 205336), (12548, 102668), (25096, 51334), (25667, 50192)]