49930720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 136382400

約数和(自身を除く): 86451680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 109, 112, 140, 160, 218, 224, 280, 409, 436, 545, 560, 763, 818, 872, 1090, 1120, 1526, 1636, 1744, 2045, 2180, 2863, 3052, 3272, 3488, 3815, 4090, 4360, 5726, 6104, 6544, 7630, 8180, 8720, 11452, 12208, 13088, 14315, 15260, 16360, 17440, 22904, 24416, 28630, 30520, 32720, 44581, 45808, 57260, 61040, 65440, 89162, 91616, 114520, 122080, 178324, 222905, 229040, 312067, 356648, 445810, 458080, 624134, 713296, 891620, 1248268, 1426592, 1560335, 1783240, 2496536, 3120670, 3566480, 4993072, 6241340, 7132960, 9986144, 12482680, 24965360, 49930720]

約数ペア:

[(1, 49930720), (2, 24965360), (4, 12482680), (5, 9986144), (7, 7132960), (8, 6241340), (10, 4993072), (14, 3566480), (16, 3120670), (20, 2496536), (28, 1783240), (32, 1560335), (35, 1426592), (40, 1248268), (56, 891620), (70, 713296), (80, 624134), (109, 458080), (112, 445810), (140, 356648), (160, 312067), (218, 229040), (224, 222905), (280, 178324), (409, 122080), (436, 114520), (545, 91616), (560, 89162), (763, 65440), (818, 61040), (872, 57260), (1090, 45808), (1120, 44581), (1526, 32720), (1636, 30520), (1744, 28630), (2045, 24416), (2180, 22904), (2863, 17440), (3052, 16360), (3272, 15260), (3488, 14315), (3815, 13088), (4090, 12208), (4360, 11452), (5726, 8720), (6104, 8180), (6544, 7630)]