81993704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{6977}}^1$

素因数の和:7109

約数の個数: 32

約数和(自身を含む): 167053320

約数和(自身を除く): 85059616

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 113, 226, 452, 904, 1469, 2938, 5876, 6977, 11752, 13954, 27908, 55816, 90701, 181402, 362804, 725608, 788401, 1576802, 3153604, 6307208, 10249213, 20498426, 40996852, 81993704]

約数ペア:

[(1, 81993704), (2, 40996852), (4, 20498426), (8, 10249213), (13, 6307208), (26, 3153604), (52, 1576802), (104, 788401), (113, 725608), (226, 362804), (452, 181402), (904, 90701), (1469, 55816), (2938, 27908), (5876, 13954), (6977, 11752)]