29029520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 73661952

約数和(自身を除く): 44632432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 130, 206, 208, 260, 271, 412, 515, 520, 542, 824, 1030, 1040, 1084, 1339, 1355, 1648, 2060, 2168, 2678, 2710, 3523, 4120, 4336, 5356, 5420, 6695, 7046, 8240, 10712, 10840, 13390, 14092, 17615, 21424, 21680, 26780, 27913, 28184, 35230, 53560, 55826, 56368, 70460, 107120, 111652, 139565, 140920, 223304, 279130, 281840, 362869, 446608, 558260, 725738, 1116520, 1451476, 1814345, 2233040, 2902952, 3628690, 5805904, 7257380, 14514760, 29029520]

約数ペア:

[(1, 29029520), (2, 14514760), (4, 7257380), (5, 5805904), (8, 3628690), (10, 2902952), (13, 2233040), (16, 1814345), (20, 1451476), (26, 1116520), (40, 725738), (52, 558260), (65, 446608), (80, 362869), (103, 281840), (104, 279130), (130, 223304), (206, 140920), (208, 139565), (260, 111652), (271, 107120), (412, 70460), (515, 56368), (520, 55826), (542, 53560), (824, 35230), (1030, 28184), (1040, 27913), (1084, 26780), (1339, 21680), (1355, 21424), (1648, 17615), (2060, 14092), (2168, 13390), (2678, 10840), (2710, 10712), (3523, 8240), (4120, 7046), (4336, 6695), (5356, 5420)]