71389591840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{71861}}^1$

素因数の和:72770

約数の個数: 96

約数和(自身を含む): 192971890944

約数和(自身を除く): 121582299104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 887, 1120, 1774, 3548, 4435, 6209, 7096, 8870, 12418, 14192, 17740, 24836, 28384, 31045, 35480, 49672, 62090, 70960, 71861, 99344, 124180, 141920, 143722, 198688, 248360, 287444, 359305, 496720, 503027, 574888, 718610, 993440, 1006054, 1149776, 1437220, 2012108, 2299552, 2515135, 2874440, 4024216, 5030270, 5748880, 8048432, 10060540, 11497760, 16096864, 20121080, 40242160, 63740707, 80484320, 127481414, 254962828, 318703535, 446184949, 509925656, 637407070, 892369898, 1019851312, 1274814140, 1784739796, 2039702624, 2230924745, 2549628280, 3569479592, 4461849490, 5099256560, 7138959184, 8923698980, 10198513120, 14277918368, 17847397960, 35694795920, 71389591840]

約数ペア:

[(1, 71389591840), (2, 35694795920), (4, 17847397960), (5, 14277918368), (7, 10198513120), (8, 8923698980), (10, 7138959184), (14, 5099256560), (16, 4461849490), (20, 3569479592), (28, 2549628280), (32, 2230924745), (35, 2039702624), (40, 1784739796), (56, 1274814140), (70, 1019851312), (80, 892369898), (112, 637407070), (140, 509925656), (160, 446184949), (224, 318703535), (280, 254962828), (560, 127481414), (887, 80484320), (1120, 63740707), (1774, 40242160), (3548, 20121080), (4435, 16096864), (6209, 11497760), (7096, 10060540), (8870, 8048432), (12418, 5748880), (14192, 5030270), (17740, 4024216), (24836, 2874440), (28384, 2515135), (31045, 2299552), (35480, 2012108), (49672, 1437220), (62090, 1149776), (70960, 1006054), (71861, 993440), (99344, 718610), (124180, 574888), (141920, 503027), (143722, 496720), (198688, 359305), (248360, 287444)]