83745080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 194594400

約数和(自身を除く): 110849320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 181, 215, 269, 344, 362, 430, 538, 724, 860, 905, 1076, 1345, 1448, 1720, 1810, 2152, 2690, 3620, 5380, 7240, 7783, 10760, 11567, 15566, 23134, 31132, 38915, 46268, 48689, 57835, 62264, 77830, 92536, 97378, 115670, 155660, 194756, 231340, 243445, 311320, 389512, 462680, 486890, 973780, 1947560, 2093627, 4187254, 8374508, 10468135, 16749016, 20936270, 41872540, 83745080]

約数ペア:

[(1, 83745080), (2, 41872540), (4, 20936270), (5, 16749016), (8, 10468135), (10, 8374508), (20, 4187254), (40, 2093627), (43, 1947560), (86, 973780), (172, 486890), (181, 462680), (215, 389512), (269, 311320), (344, 243445), (362, 231340), (430, 194756), (538, 155660), (724, 115670), (860, 97378), (905, 92536), (1076, 77830), (1345, 62264), (1448, 57835), (1720, 48689), (1810, 46268), (2152, 38915), (2690, 31132), (3620, 23134), (5380, 15566), (7240, 11567), (7783, 10760)]