16643000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 128

約数和(自身を含む): 45489600

約数和(自身を除く): 28846600

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 25, 34, 40, 44, 50, 55, 68, 85, 88, 89, 100, 110, 125, 136, 170, 178, 187, 200, 220, 250, 275, 340, 356, 374, 425, 440, 445, 500, 550, 680, 712, 748, 850, 890, 935, 979, 1000, 1100, 1375, 1496, 1513, 1700, 1780, 1870, 1958, 2125, 2200, 2225, 2750, 3026, 3400, 3560, 3740, 3916, 4250, 4450, 4675, 4895, 5500, 6052, 7480, 7565, 7832, 8500, 8900, 9350, 9790, 11000, 11125, 12104, 15130, 16643, 17000, 17800, 18700, 19580, 22250, 23375, 24475, 30260, 33286, 37400, 37825, 39160, 44500, 46750, 48950, 60520, 66572, 75650, 83215, 89000, 93500, 97900, 122375, 133144, 151300, 166430, 187000, 189125, 195800, 244750, 302600, 332860, 378250, 416075, 489500, 665720, 756500, 832150, 979000, 1513000, 1664300, 2080375, 3328600, 4160750, 8321500, 16643000]

約数ペア:

[(1, 16643000), (2, 8321500), (4, 4160750), (5, 3328600), (8, 2080375), (10, 1664300), (11, 1513000), (17, 979000), (20, 832150), (22, 756500), (25, 665720), (34, 489500), (40, 416075), (44, 378250), (50, 332860), (55, 302600), (68, 244750), (85, 195800), (88, 189125), (89, 187000), (100, 166430), (110, 151300), (125, 133144), (136, 122375), (170, 97900), (178, 93500), (187, 89000), (200, 83215), (220, 75650), (250, 66572), (275, 60520), (340, 48950), (356, 46750), (374, 44500), (425, 39160), (440, 37825), (445, 37400), (500, 33286), (550, 30260), (680, 24475), (712, 23375), (748, 22250), (850, 19580), (890, 18700), (935, 17800), (979, 17000), (1000, 16643), (1100, 15130), (1375, 12104), (1496, 11125), (1513, 11000), (1700, 9790), (1780, 9350), (1870, 8900), (1958, 8500), (2125, 7832), (2200, 7565), (2225, 7480), (2750, 6052), (3026, 5500), (3400, 4895), (3560, 4675), (3740, 4450), (3916, 4250)]