255386840

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{50273}}^1$

素因数の和:50411

約数の個数: 32

約数和(自身を含む): 579156480

約数和(自身を除く): 323769640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 50273, 100546, 201092, 251365, 402184, 502730, 1005460, 2010920, 6384671, 12769342, 25538684, 31923355, 51077368, 63846710, 127693420, 255386840]

約数ペア:

[(1, 255386840), (2, 127693420), (4, 63846710), (5, 51077368), (8, 31923355), (10, 25538684), (20, 12769342), (40, 6384671), (127, 2010920), (254, 1005460), (508, 502730), (635, 402184), (1016, 251365), (1270, 201092), (2540, 100546), (5080, 50273)]