1325609848

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{631}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 2642872320

約数和(自身を除く): 1317262472

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 124, 172, 197, 248, 344, 394, 631, 788, 1262, 1333, 1576, 2524, 2666, 5048, 5332, 6107, 8471, 10664, 12214, 16942, 19561, 24428, 27133, 33884, 39122, 48856, 54266, 67768, 78244, 108532, 124307, 156488, 217064, 248614, 262601, 497228, 525202, 841123, 994456, 1050404, 1682246, 2100808, 3364492, 3853517, 5345201, 6728984, 7707034, 10690402, 15414068, 21380804, 30828136, 42761608, 165701231, 331402462, 662804924, 1325609848]

約数ペア:

[(1, 1325609848), (2, 662804924), (4, 331402462), (8, 165701231), (31, 42761608), (43, 30828136), (62, 21380804), (86, 15414068), (124, 10690402), (172, 7707034), (197, 6728984), (248, 5345201), (344, 3853517), (394, 3364492), (631, 2100808), (788, 1682246), (1262, 1050404), (1333, 994456), (1576, 841123), (2524, 525202), (2666, 497228), (5048, 262601), (5332, 248614), (6107, 217064), (8471, 156488), (10664, 124307), (12214, 108532), (16942, 78244), (19561, 67768), (24428, 54266), (27133, 48856), (33884, 39122)]