53590940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 128325120

約数和(自身を除く): 74734180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 61, 62, 65, 109, 122, 124, 130, 155, 218, 244, 260, 305, 310, 403, 436, 545, 610, 620, 793, 806, 1090, 1220, 1417, 1586, 1612, 1891, 2015, 2180, 2834, 3172, 3379, 3782, 3965, 4030, 5668, 6649, 6758, 7085, 7564, 7930, 8060, 9455, 13298, 13516, 14170, 15860, 16895, 18910, 24583, 26596, 28340, 33245, 33790, 37820, 43927, 49166, 66490, 67580, 86437, 87854, 98332, 122915, 132980, 172874, 175708, 206119, 219635, 245830, 345748, 412238, 432185, 439270, 491660, 824476, 864370, 878540, 1030595, 1728740, 2061190, 2679547, 4122380, 5359094, 10718188, 13397735, 26795470, 53590940]

約数ペア:

[(1, 53590940), (2, 26795470), (4, 13397735), (5, 10718188), (10, 5359094), (13, 4122380), (20, 2679547), (26, 2061190), (31, 1728740), (52, 1030595), (61, 878540), (62, 864370), (65, 824476), (109, 491660), (122, 439270), (124, 432185), (130, 412238), (155, 345748), (218, 245830), (244, 219635), (260, 206119), (305, 175708), (310, 172874), (403, 132980), (436, 122915), (545, 98332), (610, 87854), (620, 86437), (793, 67580), (806, 66490), (1090, 49166), (1220, 43927), (1417, 37820), (1586, 33790), (1612, 33245), (1891, 28340), (2015, 26596), (2180, 24583), (2834, 18910), (3172, 16895), (3379, 15860), (3782, 14170), (3965, 13516), (4030, 13298), (5668, 9455), (6649, 8060), (6758, 7930), (7085, 7564)]