405492064

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1877}}^1$

素因数の和:2087

約数の個数: 48

約数和(自身を含む): 822518928

約数和(自身を除く): 417026864

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 157, 172, 314, 344, 628, 688, 1256, 1376, 1877, 2512, 3754, 5024, 6751, 7508, 13502, 15016, 27004, 30032, 54008, 60064, 80711, 108016, 161422, 216032, 294689, 322844, 589378, 645688, 1178756, 1291376, 2357512, 2582752, 4715024, 9430048, 12671627, 25343254, 50686508, 101373016, 202746032, 405492064]

約数ペア:

[(1, 405492064), (2, 202746032), (4, 101373016), (8, 50686508), (16, 25343254), (32, 12671627), (43, 9430048), (86, 4715024), (157, 2582752), (172, 2357512), (314, 1291376), (344, 1178756), (628, 645688), (688, 589378), (1256, 322844), (1376, 294689), (1877, 216032), (2512, 161422), (3754, 108016), (5024, 80711), (6751, 60064), (7508, 54008), (13502, 30032), (15016, 27004)]