86681920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 112

約数和(自身を含む): 226332288

約数和(自身を除く): 139650368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 80, 104, 130, 134, 160, 208, 260, 268, 311, 320, 335, 416, 520, 536, 622, 670, 832, 871, 1040, 1072, 1244, 1340, 1555, 1742, 2080, 2144, 2488, 2680, 3110, 3484, 4043, 4160, 4288, 4355, 4976, 5360, 6220, 6968, 8086, 8710, 9952, 10720, 12440, 13936, 16172, 17420, 19904, 20215, 20837, 21440, 24880, 27872, 32344, 34840, 40430, 41674, 49760, 55744, 64688, 69680, 80860, 83348, 99520, 104185, 129376, 139360, 161720, 166696, 208370, 258752, 270881, 278720, 323440, 333392, 416740, 541762, 646880, 666784, 833480, 1083524, 1293760, 1333568, 1354405, 1666960, 2167048, 2708810, 3333920, 4334096, 5417620, 6667840, 8668192, 10835240, 17336384, 21670480, 43340960, 86681920]

約数ペア:

[(1, 86681920), (2, 43340960), (4, 21670480), (5, 17336384), (8, 10835240), (10, 8668192), (13, 6667840), (16, 5417620), (20, 4334096), (26, 3333920), (32, 2708810), (40, 2167048), (52, 1666960), (64, 1354405), (65, 1333568), (67, 1293760), (80, 1083524), (104, 833480), (130, 666784), (134, 646880), (160, 541762), (208, 416740), (260, 333392), (268, 323440), (311, 278720), (320, 270881), (335, 258752), (416, 208370), (520, 166696), (536, 161720), (622, 139360), (670, 129376), (832, 104185), (871, 99520), (1040, 83348), (1072, 80860), (1244, 69680), (1340, 64688), (1555, 55744), (1742, 49760), (2080, 41674), (2144, 40430), (2488, 34840), (2680, 32344), (3110, 27872), (3484, 24880), (4043, 21440), (4160, 20837), (4288, 20215), (4355, 19904), (4976, 17420), (5360, 16172), (6220, 13936), (6968, 12440), (8086, 10720), (8710, 9952)]