78169520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6833}}^1$

素因数の和:6870

約数の個数: 80

約数和(自身を含む): 213548832

約数和(自身を除く): 135379312

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 6833, 11440, 13666, 27332, 34165, 54664, 68330, 75163, 88829, 109328, 136660, 150326, 177658, 273320, 300652, 355316, 375815, 444145, 546640, 601304, 710632, 751630, 888290, 977119, 1202608, 1421264, 1503260, 1776580, 1954238, 3006520, 3553160, 3908476, 4885595, 6013040, 7106320, 7816952, 9771190, 15633904, 19542380, 39084760, 78169520]

約数ペア:

[(1, 78169520), (2, 39084760), (4, 19542380), (5, 15633904), (8, 9771190), (10, 7816952), (11, 7106320), (13, 6013040), (16, 4885595), (20, 3908476), (22, 3553160), (26, 3006520), (40, 1954238), (44, 1776580), (52, 1503260), (55, 1421264), (65, 1202608), (80, 977119), (88, 888290), (104, 751630), (110, 710632), (130, 601304), (143, 546640), (176, 444145), (208, 375815), (220, 355316), (260, 300652), (286, 273320), (440, 177658), (520, 150326), (572, 136660), (715, 109328), (880, 88829), (1040, 75163), (1144, 68330), (1430, 54664), (2288, 34165), (2860, 27332), (5720, 13666), (6833, 11440)]