9969453650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{69401}}^1$

素因数の和:69456

約数の個数: 72

約数和(自身を含む): 21260747484

約数和(自身を除く): 11291293834

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 169, 170, 221, 325, 338, 425, 442, 650, 845, 850, 1105, 1690, 2210, 2873, 4225, 5525, 5746, 8450, 11050, 14365, 28730, 69401, 71825, 138802, 143650, 347005, 694010, 902213, 1179817, 1735025, 1804426, 2359634, 3470050, 4511065, 5899085, 9022130, 11728769, 11798170, 15337621, 22555325, 23457538, 29495425, 30675242, 45110650, 58643845, 58990850, 76688105, 117287690, 153376210, 199389073, 293219225, 383440525, 398778146, 586438450, 766881050, 996945365, 1993890730, 4984726825, 9969453650]

約数ペア:

[(1, 9969453650), (2, 4984726825), (5, 1993890730), (10, 996945365), (13, 766881050), (17, 586438450), (25, 398778146), (26, 383440525), (34, 293219225), (50, 199389073), (65, 153376210), (85, 117287690), (130, 76688105), (169, 58990850), (170, 58643845), (221, 45110650), (325, 30675242), (338, 29495425), (425, 23457538), (442, 22555325), (650, 15337621), (845, 11798170), (850, 11728769), (1105, 9022130), (1690, 5899085), (2210, 4511065), (2873, 3470050), (4225, 2359634), (5525, 1804426), (5746, 1735025), (8450, 1179817), (11050, 902213), (14365, 694010), (28730, 347005), (69401, 143650), (71825, 138802)]