51756760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 137894400

約数和(自身を除く): 86137640

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 41, 44, 55, 76, 82, 88, 95, 110, 151, 152, 164, 190, 205, 209, 220, 302, 328, 380, 410, 418, 440, 451, 604, 755, 760, 779, 820, 836, 902, 1045, 1208, 1510, 1558, 1640, 1661, 1672, 1804, 2090, 2255, 2869, 3020, 3116, 3322, 3608, 3895, 4180, 4510, 5738, 6040, 6191, 6232, 6644, 7790, 8305, 8360, 8569, 9020, 11476, 12382, 13288, 14345, 15580, 16610, 17138, 18040, 22952, 24764, 28690, 30955, 31160, 31559, 33220, 34276, 42845, 49528, 57380, 61910, 63118, 66440, 68101, 68552, 85690, 114760, 117629, 123820, 126236, 136202, 157795, 171380, 235258, 247640, 252472, 272404, 315590, 340505, 342760, 470516, 544808, 588145, 631180, 681010, 941032, 1176290, 1262360, 1293919, 1362020, 2352580, 2587838, 2724040, 4705160, 5175676, 6469595, 10351352, 12939190, 25878380, 51756760]

約数ペア:

[(1, 51756760), (2, 25878380), (4, 12939190), (5, 10351352), (8, 6469595), (10, 5175676), (11, 4705160), (19, 2724040), (20, 2587838), (22, 2352580), (38, 1362020), (40, 1293919), (41, 1262360), (44, 1176290), (55, 941032), (76, 681010), (82, 631180), (88, 588145), (95, 544808), (110, 470516), (151, 342760), (152, 340505), (164, 315590), (190, 272404), (205, 252472), (209, 247640), (220, 235258), (302, 171380), (328, 157795), (380, 136202), (410, 126236), (418, 123820), (440, 117629), (451, 114760), (604, 85690), (755, 68552), (760, 68101), (779, 66440), (820, 63118), (836, 61910), (902, 57380), (1045, 49528), (1208, 42845), (1510, 34276), (1558, 33220), (1640, 31559), (1661, 31160), (1672, 30955), (1804, 28690), (2090, 24764), (2255, 22952), (2869, 18040), (3020, 17138), (3116, 16610), (3322, 15580), (3608, 14345), (3895, 13288), (4180, 12382), (4510, 11476), (5738, 9020), (6040, 8569), (6191, 8360), (6232, 8305), (6644, 7790)]