79677920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{10163}}^1$

素因数の和:10192

約数の個数: 72

約数和(自身を含む): 218993544

約数和(自身を除く): 139315624

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, 7840, 10163, 20326, 40652, 50815, 71141, 81304, 101630, 142282, 162608, 203260, 284564, 325216, 355705, 406520, 497987, 569128, 711410, 813040, 995974, 1138256, 1422820, 1626080, 1991948, 2276512, 2489935, 2845640, 3983896, 4979870, 5691280, 7967792, 9959740, 11382560, 15935584, 19919480, 39838960, 79677920]

約数ペア:

[(1, 79677920), (2, 39838960), (4, 19919480), (5, 15935584), (7, 11382560), (8, 9959740), (10, 7967792), (14, 5691280), (16, 4979870), (20, 3983896), (28, 2845640), (32, 2489935), (35, 2276512), (40, 1991948), (49, 1626080), (56, 1422820), (70, 1138256), (80, 995974), (98, 813040), (112, 711410), (140, 569128), (160, 497987), (196, 406520), (224, 355705), (245, 325216), (280, 284564), (392, 203260), (490, 162608), (560, 142282), (784, 101630), (980, 81304), (1120, 71141), (1568, 50815), (1960, 40652), (3920, 20326), (7840, 10163)]