64813280

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{1181}}^1$

素因数の和:1217

約数の個数: 96

約数和(自身を含む): 178718400

約数和(自身を除く): 113905120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1181, 1372, 1568, 1715, 1960, 2362, 2744, 3430, 3920, 4724, 5488, 5905, 6860, 7840, 8267, 9448, 10976, 11810, 13720, 16534, 18896, 23620, 27440, 33068, 37792, 41335, 47240, 54880, 57869, 66136, 82670, 94480, 115738, 132272, 165340, 188960, 231476, 264544, 289345, 330680, 405083, 462952, 578690, 661360, 810166, 925904, 1157380, 1322720, 1620332, 1851808, 2025415, 2314760, 3240664, 4050830, 4629520, 6481328, 8101660, 9259040, 12962656, 16203320, 32406640, 64813280]

約数ペア:

[(1, 64813280), (2, 32406640), (4, 16203320), (5, 12962656), (7, 9259040), (8, 8101660), (10, 6481328), (14, 4629520), (16, 4050830), (20, 3240664), (28, 2314760), (32, 2025415), (35, 1851808), (40, 1620332), (49, 1322720), (56, 1157380), (70, 925904), (80, 810166), (98, 661360), (112, 578690), (140, 462952), (160, 405083), (196, 330680), (224, 289345), (245, 264544), (280, 231476), (343, 188960), (392, 165340), (490, 132272), (560, 115738), (686, 94480), (784, 82670), (980, 66136), (1120, 57869), (1181, 54880), (1372, 47240), (1568, 41335), (1715, 37792), (1960, 33068), (2362, 27440), (2744, 23620), (3430, 18896), (3920, 16534), (4724, 13720), (5488, 11810), (5905, 10976), (6860, 9448), (7840, 8267)]