15698747920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2087}}^1\times {\mathrm{5531}}^1$

素因数の和:7648

約数の個数: 80

約数和(自身を含む): 38672131968

約数和(自身を除く): 22973384048

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2087, 4174, 5531, 8348, 10435, 11062, 16696, 20870, 22124, 27655, 33392, 35479, 41740, 44248, 55310, 70958, 83480, 88496, 94027, 110620, 141916, 166960, 177395, 188054, 221240, 283832, 354790, 376108, 442480, 470135, 567664, 709580, 752216, 940270, 1419160, 1504432, 1880540, 2838320, 3761080, 7522160, 11543197, 23086394, 46172788, 57715985, 92345576, 115431970, 184691152, 196234349, 230863940, 392468698, 461727880, 784937396, 923455760, 981171745, 1569874792, 1962343490, 3139749584, 3924686980, 7849373960, 15698747920]

約数ペア:

[(1, 15698747920), (2, 7849373960), (4, 3924686980), (5, 3139749584), (8, 1962343490), (10, 1569874792), (16, 981171745), (17, 923455760), (20, 784937396), (34, 461727880), (40, 392468698), (68, 230863940), (80, 196234349), (85, 184691152), (136, 115431970), (170, 92345576), (272, 57715985), (340, 46172788), (680, 23086394), (1360, 11543197), (2087, 7522160), (4174, 3761080), (5531, 2838320), (8348, 1880540), (10435, 1504432), (11062, 1419160), (16696, 940270), (20870, 752216), (22124, 709580), (27655, 567664), (33392, 470135), (35479, 442480), (41740, 376108), (44248, 354790), (55310, 283832), (70958, 221240), (83480, 188054), (88496, 177395), (94027, 166960), (110620, 141916)]