64639744

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19423}}^1$

素因数の和:19452

約数の個数: 36

約数和(自身を含む): 138959296

約数和(自身を除く): 74319552

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 19423, 38846, 77692, 155384, 252499, 310768, 504998, 621536, 1009996, 1243072, 2019992, 2486144, 4039984, 4972288, 8079968, 16159936, 32319872, 64639744]

約数ペア:

[(1, 64639744), (2, 32319872), (4, 16159936), (8, 8079968), (13, 4972288), (16, 4039984), (26, 2486144), (32, 2019992), (52, 1243072), (64, 1009996), (104, 621536), (128, 504998), (208, 310768), (256, 252499), (416, 155384), (832, 77692), (1664, 38846), (3328, 19423)]