78439168

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{5023}}^1$

素因数の和:5100

約数の個数: 36

約数和(自身を含む): 159170368

約数和(自身を除く): 80731200

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1952, 3904, 5023, 7808, 10046, 15616, 20092, 40184, 80368, 160736, 306403, 321472, 612806, 642944, 1225612, 1285888, 2451224, 4902448, 9804896, 19609792, 39219584, 78439168]

約数ペア:

[(1, 78439168), (2, 39219584), (4, 19609792), (8, 9804896), (16, 4902448), (32, 2451224), (61, 1285888), (64, 1225612), (122, 642944), (128, 612806), (244, 321472), (256, 306403), (488, 160736), (976, 80368), (1952, 40184), (3904, 20092), (5023, 15616), (7808, 10046)]