25058306

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 50694660

約数和(自身を除く): 25636354

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 89, 91, 98, 119, 169, 178, 182, 221, 238, 338, 442, 623, 637, 833, 1157, 1183, 1246, 1274, 1513, 1547, 1666, 2314, 2366, 2873, 3026, 3094, 4361, 5746, 8099, 8281, 8722, 10591, 10829, 15041, 16198, 16562, 19669, 20111, 21182, 21658, 30082, 39338, 40222, 56693, 74137, 105287, 113386, 137683, 140777, 148274, 210574, 255697, 275366, 281554, 511394, 737009, 963781, 1474018, 1789879, 1927562, 3579758, 12529153, 25058306]

約数ペア:

[(1, 25058306), (2, 12529153), (7, 3579758), (13, 1927562), (14, 1789879), (17, 1474018), (26, 963781), (34, 737009), (49, 511394), (89, 281554), (91, 275366), (98, 255697), (119, 210574), (169, 148274), (178, 140777), (182, 137683), (221, 113386), (238, 105287), (338, 74137), (442, 56693), (623, 40222), (637, 39338), (833, 30082), (1157, 21658), (1183, 21182), (1246, 20111), (1274, 19669), (1513, 16562), (1547, 16198), (1666, 15041), (2314, 10829), (2366, 10591), (2873, 8722), (3026, 8281), (3094, 8099), (4361, 5746)]