25025584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:649

約数の個数: 40

約数和(自身を含む): 51425280

約数和(自身を除く): 26399696

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 191, 304, 382, 431, 764, 862, 1528, 1724, 3056, 3448, 3629, 6896, 7258, 8189, 14516, 16378, 29032, 32756, 58064, 65512, 82321, 131024, 164642, 329284, 658568, 1317136, 1564099, 3128198, 6256396, 12512792, 25025584]

約数ペア:

[(1, 25025584), (2, 12512792), (4, 6256396), (8, 3128198), (16, 1564099), (19, 1317136), (38, 658568), (76, 329284), (152, 164642), (191, 131024), (304, 82321), (382, 65512), (431, 58064), (764, 32756), (862, 29032), (1528, 16378), (1724, 14516), (3056, 8189), (3448, 7258), (3629, 6896)]