205652880080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{486223}}^1$

素因数の和:486564

約数の個数: 80

約数和(自身を含む): 507897921024

約数和(自身を除く): 302245040944

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 311, 340, 622, 680, 1244, 1360, 1555, 2488, 3110, 4976, 5287, 6220, 10574, 12440, 21148, 24880, 26435, 42296, 52870, 84592, 105740, 211480, 422960, 486223, 972446, 1944892, 2431115, 3889784, 4862230, 7779568, 8265791, 9724460, 16531582, 19448920, 33063164, 38897840, 41328955, 66126328, 82657910, 132252656, 151215353, 165315820, 302430706, 330631640, 604861412, 661263280, 756076765, 1209722824, 1512153530, 2419445648, 2570661001, 3024307060, 5141322002, 6048614120, 10282644004, 12097228240, 12853305005, 20565288008, 25706610010, 41130576016, 51413220020, 102826440040, 205652880080]

約数ペア:

[(1, 205652880080), (2, 102826440040), (4, 51413220020), (5, 41130576016), (8, 25706610010), (10, 20565288008), (16, 12853305005), (17, 12097228240), (20, 10282644004), (34, 6048614120), (40, 5141322002), (68, 3024307060), (80, 2570661001), (85, 2419445648), (136, 1512153530), (170, 1209722824), (272, 756076765), (311, 661263280), (340, 604861412), (622, 330631640), (680, 302430706), (1244, 165315820), (1360, 151215353), (1555, 132252656), (2488, 82657910), (3110, 66126328), (4976, 41328955), (5287, 38897840), (6220, 33063164), (10574, 19448920), (12440, 16531582), (21148, 9724460), (24880, 8265791), (26435, 7779568), (42296, 4862230), (52870, 3889784), (84592, 2431115), (105740, 1944892), (211480, 972446), (422960, 486223)]