51798880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{6607}}^1$

素因数の和:6636

約数の個数: 72

約数和(自身を含む): 142375968

約数和(自身を除く): 90577088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 6607, 7840, 13214, 26428, 33035, 46249, 52856, 66070, 92498, 105712, 132140, 184996, 211424, 231245, 264280, 323743, 369992, 462490, 528560, 647486, 739984, 924980, 1057120, 1294972, 1479968, 1618715, 1849960, 2589944, 3237430, 3699920, 5179888, 6474860, 7399840, 10359776, 12949720, 25899440, 51798880]

約数ペア:

[(1, 51798880), (2, 25899440), (4, 12949720), (5, 10359776), (7, 7399840), (8, 6474860), (10, 5179888), (14, 3699920), (16, 3237430), (20, 2589944), (28, 1849960), (32, 1618715), (35, 1479968), (40, 1294972), (49, 1057120), (56, 924980), (70, 739984), (80, 647486), (98, 528560), (112, 462490), (140, 369992), (160, 323743), (196, 264280), (224, 231245), (245, 211424), (280, 184996), (392, 132140), (490, 105712), (560, 92498), (784, 66070), (980, 52856), (1120, 46249), (1568, 33035), (1960, 26428), (3920, 13214), (6607, 7840)]