8020179040

素因数分解:

$2^5\times 5^1\times {\mathrm{983}}^1\times {\mathrm{50993}}^1$

素因数の和:51991

約数の個数: 48

約数和(自身を含む): 18967320288

約数和(自身を除く): 10947141248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 983, 1966, 3932, 4915, 7864, 9830, 15728, 19660, 31456, 39320, 50993, 78640, 101986, 157280, 203972, 254965, 407944, 509930, 815888, 1019860, 1631776, 2039720, 4079440, 8158880, 50126119, 100252238, 200504476, 250630595, 401008952, 501261190, 802017904, 1002522380, 1604035808, 2005044760, 4010089520, 8020179040]

約数ペア:

[(1, 8020179040), (2, 4010089520), (4, 2005044760), (5, 1604035808), (8, 1002522380), (10, 802017904), (16, 501261190), (20, 401008952), (32, 250630595), (40, 200504476), (80, 100252238), (160, 50126119), (983, 8158880), (1966, 4079440), (3932, 2039720), (4915, 1631776), (7864, 1019860), (9830, 815888), (15728, 509930), (19660, 407944), (31456, 254965), (39320, 203972), (50993, 157280), (78640, 101986)]