25804564639

素因数分解:

$7^1\times {\mathrm{17}}^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 34758074880

約数和(自身を除く): 8953510241

約数列:

[1, 7, 17, 19, 23, 101, 119, 133, 161, 289, 323, 391, 437, 707, 1717, 1919, 2023, 2261, 2323, 2737, 3059, 4913, 5491, 6647, 7429, 12019, 13433, 16261, 29189, 32623, 34391, 38437, 39491, 44137, 46529, 52003, 83521, 93347, 112999, 126293, 204323, 228361, 276437, 308959, 496213, 554591, 584647, 653429, 671347, 750329, 790993, 884051, 1586899, 1920983, 2146981, 3473491, 3882137, 4699429, 5252303, 8435621, 9428047, 11108293, 11412899, 12755593, 13446881, 15028867, 36498677, 59049347, 65996329, 79890293, 89289151, 160276799, 194019283, 216845081, 255490739, 1121937593, 1358134981, 1517915567, 3686366377, 25804564639]

約数ペア:

[(1, 25804564639), (7, 3686366377), (17, 1517915567), (19, 1358134981), (23, 1121937593), (101, 255490739), (119, 216845081), (133, 194019283), (161, 160276799), (289, 89289151), (323, 79890293), (391, 65996329), (437, 59049347), (707, 36498677), (1717, 15028867), (1919, 13446881), (2023, 12755593), (2261, 11412899), (2323, 11108293), (2737, 9428047), (3059, 8435621), (4913, 5252303), (5491, 4699429), (6647, 3882137), (7429, 3473491), (12019, 2146981), (13433, 1920983), (16261, 1586899), (29189, 884051), (32623, 790993), (34391, 750329), (38437, 671347), (39491, 653429), (44137, 584647), (46529, 554591), (52003, 496213), (83521, 308959), (93347, 276437), (112999, 228361), (126293, 204323)]