65945920

素因数分解:

$2^6\times 5^1\times {\mathrm{206081}}^1$

素因数の和:206098

約数の個数: 28

約数和(自身を含む): 157034484

約数和(自身を除く): 91088564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 206081, 412162, 824324, 1030405, 1648648, 2060810, 3297296, 4121620, 6594592, 8243240, 13189184, 16486480, 32972960, 65945920]

約数ペア:

[(1, 65945920), (2, 32972960), (4, 16486480), (5, 13189184), (8, 8243240), (10, 6594592), (16, 4121620), (20, 3297296), (32, 2060810), (40, 1648648), (64, 1030405), (80, 824324), (160, 412162), (320, 206081)]