72140968

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{631}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 140152320

約数和(自身を除く): 68011352

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 461, 631, 922, 1262, 1844, 2524, 3688, 5048, 14291, 19561, 28582, 39122, 57164, 78244, 114328, 156488, 290891, 581782, 1163564, 2327128, 9017621, 18035242, 36070484, 72140968]

約数ペア:

[(1, 72140968), (2, 36070484), (4, 18035242), (8, 9017621), (31, 2327128), (62, 1163564), (124, 581782), (248, 290891), (461, 156488), (631, 114328), (922, 78244), (1262, 57164), (1844, 39122), (2524, 28582), (3688, 19561), (5048, 14291)]