161421623168

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{225077}}^1$

素因数の和:225535

約数の個数: 64

約数和(自身を含む): 347124294720

約数和(自身を除く): 185702671552

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 431, 832, 862, 1664, 1724, 3448, 5603, 6896, 11206, 13792, 22412, 27584, 44824, 55168, 89648, 179296, 225077, 358592, 450154, 717184, 900308, 1800616, 2926001, 3601232, 5852002, 7202464, 11704004, 14404928, 23408008, 28809856, 46816016, 93632032, 97008187, 187264064, 194016374, 374528128, 388032748, 776065496, 1261106431, 1552130992, 2522212862, 3104261984, 5044425724, 6208523968, 10088851448, 12417047936, 20177702896, 40355405792, 80710811584, 161421623168]

約数ペア:

[(1, 161421623168), (2, 80710811584), (4, 40355405792), (8, 20177702896), (13, 12417047936), (16, 10088851448), (26, 6208523968), (32, 5044425724), (52, 3104261984), (64, 2522212862), (104, 1552130992), (128, 1261106431), (208, 776065496), (416, 388032748), (431, 374528128), (832, 194016374), (862, 187264064), (1664, 97008187), (1724, 93632032), (3448, 46816016), (5603, 28809856), (6896, 23408008), (11206, 14404928), (13792, 11704004), (22412, 7202464), (27584, 5852002), (44824, 3601232), (55168, 2926001), (89648, 1800616), (179296, 900308), (225077, 717184), (358592, 450154)]