18093100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 43122240

約数和(自身を除く): 25029140

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 29, 34, 50, 58, 68, 85, 100, 116, 145, 170, 290, 340, 367, 425, 493, 580, 725, 734, 850, 986, 1450, 1468, 1700, 1835, 1972, 2465, 2900, 3670, 4930, 6239, 7340, 9175, 9860, 10643, 12325, 12478, 18350, 21286, 24650, 24956, 31195, 36700, 42572, 49300, 53215, 62390, 106430, 124780, 155975, 180931, 212860, 266075, 311950, 361862, 532150, 623900, 723724, 904655, 1064300, 1809310, 3618620, 4523275, 9046550, 18093100]

約数ペア:

[(1, 18093100), (2, 9046550), (4, 4523275), (5, 3618620), (10, 1809310), (17, 1064300), (20, 904655), (25, 723724), (29, 623900), (34, 532150), (50, 361862), (58, 311950), (68, 266075), (85, 212860), (100, 180931), (116, 155975), (145, 124780), (170, 106430), (290, 62390), (340, 53215), (367, 49300), (425, 42572), (493, 36700), (580, 31195), (725, 24956), (734, 24650), (850, 21286), (986, 18350), (1450, 12478), (1468, 12325), (1700, 10643), (1835, 9860), (1972, 9175), (2465, 7340), (2900, 6239), (3670, 4930)]