1280405648

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{83273}}^1$

素因数の和:83343

約数の個数: 30

約数和(自身を含む): 2563423542

約数和(自身を除く): 1283017894

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1922, 3844, 7688, 15376, 83273, 166546, 333092, 666184, 1332368, 2581463, 5162926, 10325852, 20651704, 41303408, 80025353, 160050706, 320101412, 640202824, 1280405648]

約数ペア:

[(1, 1280405648), (2, 640202824), (4, 320101412), (8, 160050706), (16, 80025353), (31, 41303408), (62, 20651704), (124, 10325852), (248, 5162926), (496, 2581463), (961, 1332368), (1922, 666184), (3844, 333092), (7688, 166546), (15376, 83273)]