64135220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{188633}}^1$

素因数の和:188659

約数の個数: 24

約数和(自身を含む): 142607304

約数和(自身を除く): 78472084

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 188633, 377266, 754532, 943165, 1886330, 3206761, 3772660, 6413522, 12827044, 16033805, 32067610, 64135220]

約数ペア:

[(1, 64135220), (2, 32067610), (4, 16033805), (5, 12827044), (10, 6413522), (17, 3772660), (20, 3206761), (34, 1886330), (68, 943165), (85, 754532), (170, 377266), (340, 188633)]