66820208

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45893}}^1$

素因数の和:45921

約数の個数: 40

約数和(自身を含む): 159343968

約数和(自身を除く): 92523760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 45893, 91786, 183572, 321251, 367144, 596609, 642502, 734288, 1193218, 1285004, 2386436, 2570008, 4176263, 4772872, 5140016, 8352526, 9545744, 16705052, 33410104, 66820208]

約数ペア:

[(1, 66820208), (2, 33410104), (4, 16705052), (7, 9545744), (8, 8352526), (13, 5140016), (14, 4772872), (16, 4176263), (26, 2570008), (28, 2386436), (52, 1285004), (56, 1193218), (91, 734288), (104, 642502), (112, 596609), (182, 367144), (208, 321251), (364, 183572), (728, 91786), (1456, 45893)]