77969385

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 153679680

約数和(自身を除く): 75710295

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 59, 65, 81, 117, 135, 177, 195, 251, 295, 351, 405, 531, 585, 753, 767, 885, 1053, 1255, 1593, 1755, 2259, 2301, 2655, 3263, 3765, 3835, 4779, 5265, 6777, 6903, 7965, 9789, 11295, 11505, 14809, 16315, 20331, 20709, 23895, 29367, 33885, 34515, 44427, 48945, 62127, 74045, 88101, 101655, 103545, 133281, 146835, 192517, 222135, 264303, 310635, 399843, 440505, 577551, 666405, 962585, 1199529, 1321515, 1732653, 1999215, 2887755, 5197959, 5997645, 8663265, 15593877, 25989795, 77969385]

約数ペア:

[(1, 77969385), (3, 25989795), (5, 15593877), (9, 8663265), (13, 5997645), (15, 5197959), (27, 2887755), (39, 1999215), (45, 1732653), (59, 1321515), (65, 1199529), (81, 962585), (117, 666405), (135, 577551), (177, 440505), (195, 399843), (251, 310635), (295, 264303), (351, 222135), (405, 192517), (531, 146835), (585, 133281), (753, 103545), (767, 101655), (885, 88101), (1053, 74045), (1255, 62127), (1593, 48945), (1755, 44427), (2259, 34515), (2301, 33885), (2655, 29367), (3263, 23895), (3765, 20709), (3835, 20331), (4779, 16315), (5265, 14809), (6777, 11505), (6903, 11295), (7965, 9789)]