78998080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{35267}}^1$

素因数の和:35291

約数の個数: 56

約数和(自身を含む): 214993728

約数和(自身を除く): 135995648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 35267, 70534, 141068, 176335, 246869, 282136, 352670, 493738, 564272, 705340, 987476, 1128544, 1234345, 1410680, 1974952, 2257088, 2468690, 2821360, 3949904, 4937380, 5642720, 7899808, 9874760, 11285440, 15799616, 19749520, 39499040, 78998080]

約数ペア:

[(1, 78998080), (2, 39499040), (4, 19749520), (5, 15799616), (7, 11285440), (8, 9874760), (10, 7899808), (14, 5642720), (16, 4937380), (20, 3949904), (28, 2821360), (32, 2468690), (35, 2257088), (40, 1974952), (56, 1410680), (64, 1234345), (70, 1128544), (80, 987476), (112, 705340), (140, 564272), (160, 493738), (224, 352670), (280, 282136), (320, 246869), (448, 176335), (560, 141068), (1120, 70534), (2240, 35267)]