77082880

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{1229}}^1$

素因数の和:1264

約数の個数: 108

約数和(自身を含む): 214957260

約数和(自身を除く): 137874380

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1229, 1280, 1568, 1792, 1960, 2240, 2458, 3136, 3920, 4480, 4916, 6145, 6272, 7840, 8603, 8960, 9832, 12290, 12544, 15680, 17206, 19664, 24580, 31360, 34412, 39328, 43015, 49160, 60221, 62720, 68824, 78656, 86030, 98320, 120442, 137648, 157312, 172060, 196640, 240884, 275296, 301105, 314624, 344120, 393280, 481768, 550592, 602210, 688240, 786560, 963536, 1101184, 1204420, 1376480, 1573120, 1927072, 2202368, 2408840, 2752960, 3854144, 4817680, 5505920, 7708288, 9635360, 11011840, 15416576, 19270720, 38541440, 77082880]

約数ペア:

[(1, 77082880), (2, 38541440), (4, 19270720), (5, 15416576), (7, 11011840), (8, 9635360), (10, 7708288), (14, 5505920), (16, 4817680), (20, 3854144), (28, 2752960), (32, 2408840), (35, 2202368), (40, 1927072), (49, 1573120), (56, 1376480), (64, 1204420), (70, 1101184), (80, 963536), (98, 786560), (112, 688240), (128, 602210), (140, 550592), (160, 481768), (196, 393280), (224, 344120), (245, 314624), (256, 301105), (280, 275296), (320, 240884), (392, 196640), (448, 172060), (490, 157312), (560, 137648), (640, 120442), (784, 98320), (896, 86030), (980, 78656), (1120, 68824), (1229, 62720), (1280, 60221), (1568, 49160), (1792, 43015), (1960, 39328), (2240, 34412), (2458, 31360), (3136, 24580), (3920, 19664), (4480, 17206), (4916, 15680), (6145, 12544), (6272, 12290), (7840, 9832), (8603, 8960)]