25162720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2$

素因数の和:101

約数の個数: 144

約数和(自身を含む): 71115408

約数和(自身を除く): 45952688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 29, 32, 34, 40, 44, 55, 58, 68, 80, 85, 88, 110, 116, 136, 145, 160, 170, 176, 187, 220, 232, 272, 290, 319, 340, 352, 374, 440, 464, 493, 544, 580, 638, 680, 748, 841, 880, 928, 935, 986, 1160, 1276, 1360, 1496, 1595, 1682, 1760, 1870, 1972, 2320, 2465, 2552, 2720, 2992, 3190, 3364, 3740, 3944, 4205, 4640, 4930, 5104, 5423, 5984, 6380, 6728, 7480, 7888, 8410, 9251, 9860, 10208, 10846, 12760, 13456, 14297, 14960, 15776, 16820, 18502, 19720, 21692, 25520, 26912, 27115, 28594, 29920, 33640, 37004, 39440, 43384, 46255, 51040, 54230, 57188, 67280, 71485, 74008, 78880, 86768, 92510, 108460, 114376, 134560, 142970, 148016, 157267, 173536, 185020, 216920, 228752, 285940, 296032, 314534, 370040, 433840, 457504, 571880, 629068, 740080, 786335, 867680, 1143760, 1258136, 1480160, 1572670, 2287520, 2516272, 3145340, 5032544, 6290680, 12581360, 25162720]

約数ペア:

[(1, 25162720), (2, 12581360), (4, 6290680), (5, 5032544), (8, 3145340), (10, 2516272), (11, 2287520), (16, 1572670), (17, 1480160), (20, 1258136), (22, 1143760), (29, 867680), (32, 786335), (34, 740080), (40, 629068), (44, 571880), (55, 457504), (58, 433840), (68, 370040), (80, 314534), (85, 296032), (88, 285940), (110, 228752), (116, 216920), (136, 185020), (145, 173536), (160, 157267), (170, 148016), (176, 142970), (187, 134560), (220, 114376), (232, 108460), (272, 92510), (290, 86768), (319, 78880), (340, 74008), (352, 71485), (374, 67280), (440, 57188), (464, 54230), (493, 51040), (544, 46255), (580, 43384), (638, 39440), (680, 37004), (748, 33640), (841, 29920), (880, 28594), (928, 27115), (935, 26912), (986, 25520), (1160, 21692), (1276, 19720), (1360, 18502), (1496, 16820), (1595, 15776), (1682, 14960), (1760, 14297), (1870, 13456), (1972, 12760), (2320, 10846), (2465, 10208), (2552, 9860), (2720, 9251), (2992, 8410), (3190, 7888), (3364, 7480), (3740, 6728), (3944, 6380), (4205, 5984), (4640, 5423), (4930, 5104)]