64139696

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 127277568

約数和(自身を除く): 63137872

約数列:

[1, 2, 4, 8, 16, 71, 131, 142, 262, 284, 431, 524, 568, 862, 1048, 1136, 1724, 2096, 3448, 6896, 9301, 18602, 30601, 37204, 56461, 61202, 74408, 112922, 122404, 148816, 225844, 244808, 451688, 489616, 903376, 4008731, 8017462, 16034924, 32069848, 64139696]

約数ペア:

[(1, 64139696), (2, 32069848), (4, 16034924), (8, 8017462), (16, 4008731), (71, 903376), (131, 489616), (142, 451688), (262, 244808), (284, 225844), (431, 148816), (524, 122404), (568, 112922), (862, 74408), (1048, 61202), (1136, 56461), (1724, 37204), (2096, 30601), (3448, 18602), (6896, 9301)]