85141100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 222173280

約数和(自身を除く): 137032180

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 29, 34, 44, 50, 55, 58, 68, 85, 100, 110, 116, 145, 157, 170, 187, 220, 275, 290, 314, 319, 340, 374, 425, 493, 550, 580, 628, 638, 725, 748, 785, 850, 935, 986, 1100, 1276, 1450, 1570, 1595, 1700, 1727, 1870, 1972, 2465, 2669, 2900, 3140, 3190, 3454, 3740, 3925, 4553, 4675, 4930, 5338, 5423, 6380, 6908, 7850, 7975, 8635, 9106, 9350, 9860, 10676, 10846, 12325, 13345, 15700, 15950, 17270, 18212, 18700, 21692, 22765, 24650, 26690, 27115, 29359, 31900, 34540, 43175, 45530, 49300, 50083, 53380, 54230, 58718, 66725, 77401, 86350, 91060, 100166, 108460, 113825, 117436, 133450, 135575, 146795, 154802, 172700, 200332, 227650, 250415, 266900, 271150, 293590, 309604, 387005, 455300, 500830, 542300, 587180, 733975, 774010, 851411, 1001660, 1252075, 1467950, 1548020, 1702822, 1935025, 2504150, 2935900, 3405644, 3870050, 4257055, 5008300, 7740100, 8514110, 17028220, 21285275, 42570550, 85141100]

約数ペア:

[(1, 85141100), (2, 42570550), (4, 21285275), (5, 17028220), (10, 8514110), (11, 7740100), (17, 5008300), (20, 4257055), (22, 3870050), (25, 3405644), (29, 2935900), (34, 2504150), (44, 1935025), (50, 1702822), (55, 1548020), (58, 1467950), (68, 1252075), (85, 1001660), (100, 851411), (110, 774010), (116, 733975), (145, 587180), (157, 542300), (170, 500830), (187, 455300), (220, 387005), (275, 309604), (290, 293590), (314, 271150), (319, 266900), (340, 250415), (374, 227650), (425, 200332), (493, 172700), (550, 154802), (580, 146795), (628, 135575), (638, 133450), (725, 117436), (748, 113825), (785, 108460), (850, 100166), (935, 91060), (986, 86350), (1100, 77401), (1276, 66725), (1450, 58718), (1570, 54230), (1595, 53380), (1700, 50083), (1727, 49300), (1870, 45530), (1972, 43175), (2465, 34540), (2669, 31900), (2900, 29359), (3140, 27115), (3190, 26690), (3454, 24650), (3740, 22765), (3925, 21692), (4553, 18700), (4675, 18212), (4930, 17270), (5338, 15950), (5423, 15700), (6380, 13345), (6908, 12325), (7850, 10846), (7975, 10676), (8635, 9860), (9106, 9350)]