50858080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:541

約数の個数: 144

約数和(自身を含む): 150822000

約数和(自身を除く): 99963920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 499, 520, 560, 637, 728, 784, 910, 980, 998, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 1996, 2080, 2495, 2548, 2912, 3185, 3493, 3640, 3920, 3992, 4990, 5096, 6370, 6487, 6986, 7280, 7840, 7984, 9980, 10192, 12740, 12974, 13972, 14560, 15968, 17465, 19960, 20384, 24451, 25480, 25948, 27944, 32435, 34930, 39920, 45409, 48902, 50960, 51896, 55888, 64870, 69860, 79840, 90818, 97804, 101920, 103792, 111776, 122255, 129740, 139720, 181636, 195608, 207584, 227045, 244510, 259480, 279440, 317863, 363272, 391216, 454090, 489020, 518960, 558880, 635726, 726544, 782432, 908180, 978040, 1037920, 1271452, 1453088, 1589315, 1816360, 1956080, 2542904, 3178630, 3632720, 3912160, 5085808, 6357260, 7265440, 10171616, 12714520, 25429040, 50858080]

約数ペア:

[(1, 50858080), (2, 25429040), (4, 12714520), (5, 10171616), (7, 7265440), (8, 6357260), (10, 5085808), (13, 3912160), (14, 3632720), (16, 3178630), (20, 2542904), (26, 1956080), (28, 1816360), (32, 1589315), (35, 1453088), (40, 1271452), (49, 1037920), (52, 978040), (56, 908180), (65, 782432), (70, 726544), (80, 635726), (91, 558880), (98, 518960), (104, 489020), (112, 454090), (130, 391216), (140, 363272), (160, 317863), (182, 279440), (196, 259480), (208, 244510), (224, 227045), (245, 207584), (260, 195608), (280, 181636), (364, 139720), (392, 129740), (416, 122255), (455, 111776), (490, 103792), (499, 101920), (520, 97804), (560, 90818), (637, 79840), (728, 69860), (784, 64870), (910, 55888), (980, 51896), (998, 50960), (1040, 48902), (1120, 45409), (1274, 39920), (1456, 34930), (1568, 32435), (1820, 27944), (1960, 25948), (1996, 25480), (2080, 24451), (2495, 20384), (2548, 19960), (2912, 17465), (3185, 15968), (3493, 14560), (3640, 13972), (3920, 12974), (3992, 12740), (4990, 10192), (5096, 9980), (6370, 7984), (6487, 7840), (6986, 7280)]