81602144

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{196159}}^1$

素因数の和:196182

約数の個数: 24

約数和(自身を含む): 173013120

約数和(自身を除く): 91410976

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 196159, 392318, 784636, 1569272, 2550067, 3138544, 5100134, 6277088, 10200268, 20400536, 40801072, 81602144]

約数ペア:

[(1, 81602144), (2, 40801072), (4, 20400536), (8, 10200268), (13, 6277088), (16, 5100134), (26, 3138544), (32, 2550067), (52, 1569272), (104, 784636), (208, 392318), (416, 196159)]