81535784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{13829}}^1$

素因数の和:13913

約数の個数: 32

約数和(自身を含む): 169279200

約数和(自身を除く): 87743416

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 134, 268, 536, 737, 1474, 2948, 5896, 13829, 27658, 55316, 110632, 152119, 304238, 608476, 926543, 1216952, 1853086, 3706172, 7412344, 10191973, 20383946, 40767892, 81535784]

約数ペア:

[(1, 81535784), (2, 40767892), (4, 20383946), (8, 10191973), (11, 7412344), (22, 3706172), (44, 1853086), (67, 1216952), (88, 926543), (134, 608476), (268, 304238), (536, 152119), (737, 110632), (1474, 55316), (2948, 27658), (5896, 13829)]