7731004040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1\times {\mathrm{5179}}^1$

素因数の和:5814

約数の個数: 64

約数和(自身を含む): 17689492800

約数和(自身を除く): 9958488760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 557, 670, 1114, 1340, 2228, 2680, 2785, 4456, 5179, 5570, 10358, 11140, 20716, 22280, 25895, 37319, 41432, 51790, 74638, 103580, 149276, 186595, 207160, 298552, 346993, 373190, 693986, 746380, 1387972, 1492760, 1734965, 2775944, 2884703, 3469930, 5769406, 6939860, 11538812, 13879720, 14423515, 23077624, 28847030, 57694060, 115388120, 193275101, 386550202, 773100404, 966375505, 1546200808, 1932751010, 3865502020, 7731004040]

約数ペア:

[(1, 7731004040), (2, 3865502020), (4, 1932751010), (5, 1546200808), (8, 966375505), (10, 773100404), (20, 386550202), (40, 193275101), (67, 115388120), (134, 57694060), (268, 28847030), (335, 23077624), (536, 14423515), (557, 13879720), (670, 11538812), (1114, 6939860), (1340, 5769406), (2228, 3469930), (2680, 2884703), (2785, 2775944), (4456, 1734965), (5179, 1492760), (5570, 1387972), (10358, 746380), (11140, 693986), (20716, 373190), (22280, 346993), (25895, 298552), (37319, 207160), (41432, 186595), (51790, 149276), (74638, 103580)]