81627904

素因数分解:

$2^8\times {\mathrm{419}}^1\times {\mathrm{761}}^1$

素因数の和:1196

約数の個数: 36

約数和(自身を含む): 163540440

約数和(自身を除く): 81912536

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 419, 761, 838, 1522, 1676, 3044, 3352, 6088, 6704, 12176, 13408, 24352, 26816, 48704, 53632, 97408, 107264, 194816, 318859, 637718, 1275436, 2550872, 5101744, 10203488, 20406976, 40813952, 81627904]

約数ペア:

[(1, 81627904), (2, 40813952), (4, 20406976), (8, 10203488), (16, 5101744), (32, 2550872), (64, 1275436), (128, 637718), (256, 318859), (419, 194816), (761, 107264), (838, 97408), (1522, 53632), (1676, 48704), (3044, 26816), (3352, 24352), (6088, 13408), (6704, 12176)]