81701328

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:484

約数の個数: 80

約数和(自身を含む): 218825280

約数和(自身を除く): 137123952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 179, 222, 257, 296, 358, 444, 514, 537, 592, 716, 771, 888, 1028, 1074, 1432, 1542, 1776, 2056, 2148, 2864, 3084, 4112, 4296, 6168, 6623, 8592, 9509, 12336, 13246, 19018, 19869, 26492, 28527, 38036, 39738, 46003, 52984, 57054, 76072, 79476, 92006, 105968, 114108, 138009, 152144, 158952, 184012, 228216, 276018, 317904, 368024, 456432, 552036, 736048, 1104072, 1702111, 2208144, 3404222, 5106333, 6808444, 10212666, 13616888, 20425332, 27233776, 40850664, 81701328]

約数ペア:

[(1, 81701328), (2, 40850664), (3, 27233776), (4, 20425332), (6, 13616888), (8, 10212666), (12, 6808444), (16, 5106333), (24, 3404222), (37, 2208144), (48, 1702111), (74, 1104072), (111, 736048), (148, 552036), (179, 456432), (222, 368024), (257, 317904), (296, 276018), (358, 228216), (444, 184012), (514, 158952), (537, 152144), (592, 138009), (716, 114108), (771, 105968), (888, 92006), (1028, 79476), (1074, 76072), (1432, 57054), (1542, 52984), (1776, 46003), (2056, 39738), (2148, 38036), (2864, 28527), (3084, 26492), (4112, 19869), (4296, 19018), (6168, 13246), (6623, 12336), (8592, 9509)]