25418568

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2218

約数の個数: 64

約数和(自身を含む): 73681920

約数和(自身を除く): 48263352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2131, 2982, 3976, 4262, 5964, 6393, 8524, 11928, 12786, 14917, 17048, 25572, 29834, 44751, 51144, 59668, 89502, 119336, 151301, 179004, 302602, 358008, 453903, 605204, 907806, 1059107, 1210408, 1815612, 2118214, 3177321, 3631224, 4236428, 6354642, 8472856, 12709284, 25418568]

約数ペア:

[(1, 25418568), (2, 12709284), (3, 8472856), (4, 6354642), (6, 4236428), (7, 3631224), (8, 3177321), (12, 2118214), (14, 1815612), (21, 1210408), (24, 1059107), (28, 907806), (42, 605204), (56, 453903), (71, 358008), (84, 302602), (142, 179004), (168, 151301), (213, 119336), (284, 89502), (426, 59668), (497, 51144), (568, 44751), (852, 29834), (994, 25572), (1491, 17048), (1704, 14917), (1988, 12786), (2131, 11928), (2982, 8524), (3976, 6393), (4262, 5964)]