2570981105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{631}}^1$

素因数の和:1230

約数の個数: 64

約数和(自身を含む): 4062597120

約数和(自身を除く): 1491616015

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 557, 631, 665, 1045, 1463, 2785, 3155, 3899, 4417, 6127, 6941, 7315, 10583, 11989, 19495, 22085, 30635, 34705, 42889, 48587, 52915, 59945, 74081, 83923, 116413, 131879, 214445, 242935, 351467, 370405, 419615, 582065, 659395, 814891, 923153, 1757335, 2460269, 3866137, 4074455, 4615765, 6677873, 12301345, 19330685, 27062959, 33389365, 46745111, 73456603, 135314795, 233725555, 367283015, 514196221, 2570981105]

約数ペア:

[(1, 2570981105), (5, 514196221), (7, 367283015), (11, 233725555), (19, 135314795), (35, 73456603), (55, 46745111), (77, 33389365), (95, 27062959), (133, 19330685), (209, 12301345), (385, 6677873), (557, 4615765), (631, 4074455), (665, 3866137), (1045, 2460269), (1463, 1757335), (2785, 923153), (3155, 814891), (3899, 659395), (4417, 582065), (6127, 419615), (6941, 370405), (7315, 351467), (10583, 242935), (11989, 214445), (19495, 131879), (22085, 116413), (30635, 83923), (34705, 74081), (42889, 59945), (48587, 52915)]