77795978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 140652288

約数和(自身を除く): 62856310

約数列:

[1, 2, 13, 17, 26, 34, 37, 67, 71, 74, 134, 142, 221, 442, 481, 629, 871, 923, 962, 1139, 1207, 1258, 1742, 1846, 2278, 2414, 2479, 2627, 4757, 4958, 5254, 8177, 9514, 14807, 15691, 16354, 29614, 31382, 32227, 34151, 42143, 44659, 61841, 64454, 68302, 80869, 84286, 89318, 123682, 161738, 176009, 352018, 547859, 580567, 1051297, 1095718, 1161134, 2102594, 2288117, 2992153, 4576234, 5984306, 38897989, 77795978]

約数ペア:

[(1, 77795978), (2, 38897989), (13, 5984306), (17, 4576234), (26, 2992153), (34, 2288117), (37, 2102594), (67, 1161134), (71, 1095718), (74, 1051297), (134, 580567), (142, 547859), (221, 352018), (442, 176009), (481, 161738), (629, 123682), (871, 89318), (923, 84286), (962, 80869), (1139, 68302), (1207, 64454), (1258, 61841), (1742, 44659), (1846, 42143), (2278, 34151), (2414, 32227), (2479, 31382), (2627, 29614), (4757, 16354), (4958, 15691), (5254, 14807), (8177, 9514)]