850439720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:595

約数の個数: 128

約数和(自身を含む): 2166877440

約数和(自身を除く): 1316437720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 211, 230, 260, 299, 337, 422, 460, 520, 598, 674, 844, 920, 1055, 1196, 1348, 1495, 1685, 1688, 2110, 2392, 2696, 2743, 2990, 3370, 4220, 4381, 4853, 5486, 5980, 6740, 7751, 8440, 8762, 9706, 10972, 11960, 13480, 13715, 15502, 17524, 19412, 21905, 21944, 24265, 27430, 31004, 35048, 38755, 38824, 43810, 48530, 54860, 62008, 63089, 71107, 77510, 87620, 97060, 100763, 109720, 126178, 142214, 155020, 175240, 194120, 201526, 252356, 284428, 310040, 315445, 355535, 403052, 503815, 504712, 568856, 630890, 711070, 806104, 924391, 1007630, 1261780, 1422140, 1635461, 1848782, 2015260, 2523560, 2844280, 3270922, 3697564, 4030520, 4621955, 6541844, 7395128, 8177305, 9243910, 13083688, 16354610, 18487820, 21260993, 32709220, 36975640, 42521986, 65418440, 85043972, 106304965, 170087944, 212609930, 425219860, 850439720]

約数ペア:

[(1, 850439720), (2, 425219860), (4, 212609930), (5, 170087944), (8, 106304965), (10, 85043972), (13, 65418440), (20, 42521986), (23, 36975640), (26, 32709220), (40, 21260993), (46, 18487820), (52, 16354610), (65, 13083688), (92, 9243910), (104, 8177305), (115, 7395128), (130, 6541844), (184, 4621955), (211, 4030520), (230, 3697564), (260, 3270922), (299, 2844280), (337, 2523560), (422, 2015260), (460, 1848782), (520, 1635461), (598, 1422140), (674, 1261780), (844, 1007630), (920, 924391), (1055, 806104), (1196, 711070), (1348, 630890), (1495, 568856), (1685, 504712), (1688, 503815), (2110, 403052), (2392, 355535), (2696, 315445), (2743, 310040), (2990, 284428), (3370, 252356), (4220, 201526), (4381, 194120), (4853, 175240), (5486, 155020), (5980, 142214), (6740, 126178), (7751, 109720), (8440, 100763), (8762, 97060), (9706, 87620), (10972, 77510), (11960, 71107), (13480, 63089), (13715, 62008), (15502, 54860), (17524, 48530), (19412, 43810), (21905, 38824), (21944, 38755), (24265, 35048), (27430, 31004)]