80710305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 149361408

約数和(自身を除く): 68651103

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 97, 195, 221, 251, 255, 291, 485, 663, 753, 1105, 1255, 1261, 1455, 1649, 3263, 3315, 3765, 3783, 4267, 4947, 6305, 8245, 9789, 12801, 16315, 18915, 21335, 21437, 24347, 24735, 48945, 55471, 64005, 64311, 73041, 107185, 121735, 166413, 277355, 316511, 321555, 365205, 413899, 832065, 949533, 1241697, 1582555, 2069495, 4747665, 5380687, 6208485, 16142061, 26903435, 80710305]

約数ペア:

[(1, 80710305), (3, 26903435), (5, 16142061), (13, 6208485), (15, 5380687), (17, 4747665), (39, 2069495), (51, 1582555), (65, 1241697), (85, 949533), (97, 832065), (195, 413899), (221, 365205), (251, 321555), (255, 316511), (291, 277355), (485, 166413), (663, 121735), (753, 107185), (1105, 73041), (1255, 64311), (1261, 64005), (1455, 55471), (1649, 48945), (3263, 24735), (3315, 24347), (3765, 21437), (3783, 21335), (4267, 18915), (4947, 16315), (6305, 12801), (8245, 9789)]