49660520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1949}}^1$

素因数の和:1987

約数の個数: 96

約数和(自身を含む): 140049000

約数和(自身を除く): 90388480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1949, 1960, 2548, 3185, 3640, 3898, 5096, 6370, 7796, 9745, 12740, 13643, 15592, 19490, 25337, 25480, 27286, 38980, 50674, 54572, 68215, 77960, 95501, 101348, 109144, 126685, 136430, 177359, 191002, 202696, 253370, 272860, 354718, 382004, 477505, 506740, 545720, 709436, 764008, 886795, 955010, 1013480, 1241513, 1418872, 1773590, 1910020, 2483026, 3547180, 3820040, 4966052, 6207565, 7094360, 9932104, 12415130, 24830260, 49660520]

約数ペア:

[(1, 49660520), (2, 24830260), (4, 12415130), (5, 9932104), (7, 7094360), (8, 6207565), (10, 4966052), (13, 3820040), (14, 3547180), (20, 2483026), (26, 1910020), (28, 1773590), (35, 1418872), (40, 1241513), (49, 1013480), (52, 955010), (56, 886795), (65, 764008), (70, 709436), (91, 545720), (98, 506740), (104, 477505), (130, 382004), (140, 354718), (182, 272860), (196, 253370), (245, 202696), (260, 191002), (280, 177359), (364, 136430), (392, 126685), (455, 109144), (490, 101348), (520, 95501), (637, 77960), (728, 68215), (910, 54572), (980, 50674), (1274, 38980), (1820, 27286), (1949, 25480), (1960, 25337), (2548, 19490), (3185, 15592), (3640, 13643), (3898, 12740), (5096, 9745), (6370, 7796)]