13519818320

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{9281}}^1$

素因数の和:9564

約数の個数: 80

約数和(自身を含む): 31904832960

約数和(自身を除く): 18385014640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 139, 262, 278, 524, 556, 655, 695, 1048, 1112, 1310, 1390, 2096, 2224, 2620, 2780, 5240, 5560, 9281, 10480, 11120, 18209, 18562, 36418, 37124, 46405, 72836, 74248, 91045, 92810, 145672, 148496, 182090, 185620, 291344, 364180, 371240, 728360, 742480, 1215811, 1290059, 1456720, 2431622, 2580118, 4863244, 5160236, 6079055, 6450295, 9726488, 10320472, 12158110, 12900590, 19452976, 20640944, 24316220, 25801180, 48632440, 51602360, 97264880, 103204720, 168997729, 337995458, 675990916, 844988645, 1351981832, 1689977290, 2703963664, 3379954580, 6759909160, 13519818320]

約数ペア:

[(1, 13519818320), (2, 6759909160), (4, 3379954580), (5, 2703963664), (8, 1689977290), (10, 1351981832), (16, 844988645), (20, 675990916), (40, 337995458), (80, 168997729), (131, 103204720), (139, 97264880), (262, 51602360), (278, 48632440), (524, 25801180), (556, 24316220), (655, 20640944), (695, 19452976), (1048, 12900590), (1112, 12158110), (1310, 10320472), (1390, 9726488), (2096, 6450295), (2224, 6079055), (2620, 5160236), (2780, 4863244), (5240, 2580118), (5560, 2431622), (9281, 1456720), (10480, 1290059), (11120, 1215811), (18209, 742480), (18562, 728360), (36418, 371240), (37124, 364180), (46405, 291344), (72836, 185620), (74248, 182090), (91045, 148496), (92810, 145672)]