31810688

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2731}}^1$

素因数の和:2765

約数の個数: 64

約数和(自身を含む): 78025920

約数和(自身を除く): 46215232

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2731, 2912, 5462, 5824, 10924, 11648, 19117, 21848, 35503, 38234, 43696, 71006, 76468, 87392, 142012, 152936, 174784, 248521, 284024, 305872, 349568, 497042, 568048, 611744, 994084, 1136096, 1223488, 1988168, 2272192, 2446976, 3976336, 4544384, 7952672, 15905344, 31810688]

約数ペア:

[(1, 31810688), (2, 15905344), (4, 7952672), (7, 4544384), (8, 3976336), (13, 2446976), (14, 2272192), (16, 1988168), (26, 1223488), (28, 1136096), (32, 994084), (52, 611744), (56, 568048), (64, 497042), (91, 349568), (104, 305872), (112, 284024), (128, 248521), (182, 174784), (208, 152936), (224, 142012), (364, 87392), (416, 76468), (448, 71006), (728, 43696), (832, 38234), (896, 35503), (1456, 21848), (1664, 19117), (2731, 11648), (2912, 10924), (5462, 5824)]