85871228

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{2141}}^1$

素因数の和:2453

約数の個数: 24

約数和(自身を含む): 154977984

約数和(自身を除く): 69106756

約数列:

[1, 2, 4, 37, 74, 148, 271, 542, 1084, 2141, 4282, 8564, 10027, 20054, 40108, 79217, 158434, 316868, 580211, 1160422, 2320844, 21467807, 42935614, 85871228]

約数ペア:

[(1, 85871228), (2, 42935614), (4, 21467807), (37, 2320844), (74, 1160422), (148, 580211), (271, 316868), (542, 158434), (1084, 79217), (2141, 40108), (4282, 20054), (8564, 10027)]