81928656

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15377}}^1$

素因数の和:15428

約数の個数: 60

約数和(自身を含む): 235498692

約数和(自身を除く): 153570036

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 5328, 15377, 30754, 46131, 61508, 92262, 123016, 138393, 184524, 246032, 276786, 369048, 553572, 568949, 738096, 1107144, 1137898, 1706847, 2214288, 2275796, 3413694, 4551592, 5120541, 6827388, 9103184, 10241082, 13654776, 20482164, 27309552, 40964328, 81928656]

約数ペア:

[(1, 81928656), (2, 40964328), (3, 27309552), (4, 20482164), (6, 13654776), (8, 10241082), (9, 9103184), (12, 6827388), (16, 5120541), (18, 4551592), (24, 3413694), (36, 2275796), (37, 2214288), (48, 1706847), (72, 1137898), (74, 1107144), (111, 738096), (144, 568949), (148, 553572), (222, 369048), (296, 276786), (333, 246032), (444, 184524), (592, 138393), (666, 123016), (888, 92262), (1332, 61508), (1776, 46131), (2664, 30754), (5328, 15377)]