89785160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 222941160

約数和(自身を除く): 133156000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 157, 170, 232, 290, 314, 340, 493, 580, 628, 680, 785, 841, 986, 1160, 1256, 1570, 1682, 1972, 2465, 2669, 3140, 3364, 3944, 4205, 4553, 4930, 5338, 6280, 6728, 8410, 9106, 9860, 10676, 13345, 14297, 16820, 18212, 19720, 21352, 22765, 26690, 28594, 33640, 36424, 45530, 53380, 57188, 71485, 77401, 91060, 106760, 114376, 132037, 142970, 154802, 182120, 264074, 285940, 309604, 387005, 528148, 571880, 619208, 660185, 774010, 1056296, 1320370, 1548020, 2244629, 2640740, 3096040, 4489258, 5281480, 8978516, 11223145, 17957032, 22446290, 44892580, 89785160]

約数ペア:

[(1, 89785160), (2, 44892580), (4, 22446290), (5, 17957032), (8, 11223145), (10, 8978516), (17, 5281480), (20, 4489258), (29, 3096040), (34, 2640740), (40, 2244629), (58, 1548020), (68, 1320370), (85, 1056296), (116, 774010), (136, 660185), (145, 619208), (157, 571880), (170, 528148), (232, 387005), (290, 309604), (314, 285940), (340, 264074), (493, 182120), (580, 154802), (628, 142970), (680, 132037), (785, 114376), (841, 106760), (986, 91060), (1160, 77401), (1256, 71485), (1570, 57188), (1682, 53380), (1972, 45530), (2465, 36424), (2669, 33640), (3140, 28594), (3364, 26690), (3944, 22765), (4205, 21352), (4553, 19720), (4930, 18212), (5338, 16820), (6280, 14297), (6728, 13345), (8410, 10676), (9106, 9860)]