51720760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1093}}^1$

素因数の和:1137

約数の個数: 96

約数和(自身を含む): 144145440

約数和(自身を除く): 92424680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 260, 280, 338, 364, 455, 520, 676, 728, 845, 910, 1093, 1183, 1352, 1690, 1820, 2186, 2366, 3380, 3640, 4372, 4732, 5465, 5915, 6760, 7651, 8744, 9464, 10930, 11830, 14209, 15302, 21860, 23660, 28418, 30604, 38255, 43720, 47320, 56836, 61208, 71045, 76510, 99463, 113672, 142090, 153020, 184717, 198926, 284180, 306040, 369434, 397852, 497315, 568360, 738868, 795704, 923585, 994630, 1293019, 1477736, 1847170, 1989260, 2586038, 3694340, 3978520, 5172076, 6465095, 7388680, 10344152, 12930190, 25860380, 51720760]

約数ペア:

[(1, 51720760), (2, 25860380), (4, 12930190), (5, 10344152), (7, 7388680), (8, 6465095), (10, 5172076), (13, 3978520), (14, 3694340), (20, 2586038), (26, 1989260), (28, 1847170), (35, 1477736), (40, 1293019), (52, 994630), (56, 923585), (65, 795704), (70, 738868), (91, 568360), (104, 497315), (130, 397852), (140, 369434), (169, 306040), (182, 284180), (260, 198926), (280, 184717), (338, 153020), (364, 142090), (455, 113672), (520, 99463), (676, 76510), (728, 71045), (845, 61208), (910, 56836), (1093, 47320), (1183, 43720), (1352, 38255), (1690, 30604), (1820, 28418), (2186, 23660), (2366, 21860), (3380, 15302), (3640, 14209), (4372, 11830), (4732, 10930), (5465, 9464), (5915, 8744), (6760, 7651)]