84709840

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 203290560

約数和(自身を除く): 118580720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 131, 137, 236, 262, 274, 295, 472, 524, 548, 590, 655, 685, 944, 1048, 1096, 1180, 1310, 1370, 2096, 2192, 2360, 2620, 2740, 4720, 5240, 5480, 7729, 8083, 10480, 10960, 15458, 16166, 17947, 30916, 32332, 35894, 38645, 40415, 61832, 64664, 71788, 77290, 80830, 89735, 123664, 129328, 143576, 154580, 161660, 179470, 287152, 309160, 323320, 358940, 618320, 646640, 717880, 1058873, 1435760, 2117746, 4235492, 5294365, 8470984, 10588730, 16941968, 21177460, 42354920, 84709840]

約数ペア:

[(1, 84709840), (2, 42354920), (4, 21177460), (5, 16941968), (8, 10588730), (10, 8470984), (16, 5294365), (20, 4235492), (40, 2117746), (59, 1435760), (80, 1058873), (118, 717880), (131, 646640), (137, 618320), (236, 358940), (262, 323320), (274, 309160), (295, 287152), (472, 179470), (524, 161660), (548, 154580), (590, 143576), (655, 129328), (685, 123664), (944, 89735), (1048, 80830), (1096, 77290), (1180, 71788), (1310, 64664), (1370, 61832), (2096, 40415), (2192, 38645), (2360, 35894), (2620, 32332), (2740, 30916), (4720, 17947), (5240, 16166), (5480, 15458), (7729, 10960), (8083, 10480)]