53813320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 143337600

約数和(自身を除く): 89524280

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 41, 44, 55, 76, 82, 88, 95, 110, 152, 157, 164, 190, 205, 209, 220, 314, 328, 380, 410, 418, 440, 451, 628, 760, 779, 785, 820, 836, 902, 1045, 1256, 1558, 1570, 1640, 1672, 1727, 1804, 2090, 2255, 2983, 3116, 3140, 3454, 3608, 3895, 4180, 4510, 5966, 6232, 6280, 6437, 6908, 7790, 8360, 8569, 8635, 9020, 11932, 12874, 13816, 14915, 15580, 17138, 17270, 18040, 23864, 25748, 29830, 31160, 32185, 32813, 34276, 34540, 42845, 51496, 59660, 64370, 65626, 68552, 69080, 70807, 85690, 119320, 122303, 128740, 131252, 141614, 164065, 171380, 244606, 257480, 262504, 283228, 328130, 342760, 354035, 489212, 566456, 611515, 656260, 708070, 978424, 1223030, 1312520, 1345333, 1416140, 2446060, 2690666, 2832280, 4892120, 5381332, 6726665, 10762664, 13453330, 26906660, 53813320]

約数ペア:

[(1, 53813320), (2, 26906660), (4, 13453330), (5, 10762664), (8, 6726665), (10, 5381332), (11, 4892120), (19, 2832280), (20, 2690666), (22, 2446060), (38, 1416140), (40, 1345333), (41, 1312520), (44, 1223030), (55, 978424), (76, 708070), (82, 656260), (88, 611515), (95, 566456), (110, 489212), (152, 354035), (157, 342760), (164, 328130), (190, 283228), (205, 262504), (209, 257480), (220, 244606), (314, 171380), (328, 164065), (380, 141614), (410, 131252), (418, 128740), (440, 122303), (451, 119320), (628, 85690), (760, 70807), (779, 69080), (785, 68552), (820, 65626), (836, 64370), (902, 59660), (1045, 51496), (1256, 42845), (1558, 34540), (1570, 34276), (1640, 32813), (1672, 32185), (1727, 31160), (1804, 29830), (2090, 25748), (2255, 23864), (2983, 18040), (3116, 17270), (3140, 17138), (3454, 15580), (3608, 14915), (3895, 13816), (4180, 12874), (4510, 11932), (5966, 9020), (6232, 8635), (6280, 8569), (6437, 8360), (6908, 7790)]