1297960640

素因数分解:

$2^6\times 5^1\times {\mathrm{83}}^1\times {\mathrm{48869}}^1$

素因数の和:48969

約数の個数: 56

約数和(自身を含む): 3128070960

約数和(自身を除く): 1830110320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 160, 166, 320, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 5312, 6640, 13280, 26560, 48869, 97738, 195476, 244345, 390952, 488690, 781904, 977380, 1563808, 1954760, 3127616, 3909520, 4056127, 7819040, 8112254, 15638080, 16224508, 20280635, 32449016, 40561270, 64898032, 81122540, 129796064, 162245080, 259592128, 324490160, 648980320, 1297960640]

約数ペア:

[(1, 1297960640), (2, 648980320), (4, 324490160), (5, 259592128), (8, 162245080), (10, 129796064), (16, 81122540), (20, 64898032), (32, 40561270), (40, 32449016), (64, 20280635), (80, 16224508), (83, 15638080), (160, 8112254), (166, 7819040), (320, 4056127), (332, 3909520), (415, 3127616), (664, 1954760), (830, 1563808), (1328, 977380), (1660, 781904), (2656, 488690), (3320, 390952), (5312, 244345), (6640, 195476), (13280, 97738), (26560, 48869)]