127539520

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9721}}^1$

素因数の和:9779

約数の個数: 56

約数和(自身を含む): 311142888

約数和(自身を除く): 183603368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 9721, 13120, 19442, 38884, 48605, 77768, 97210, 155536, 194420, 311072, 388840, 398561, 622144, 777680, 797122, 1555360, 1594244, 1992805, 3110720, 3188488, 3985610, 6376976, 7971220, 12753952, 15942440, 25507904, 31884880, 63769760, 127539520]

約数ペア:

[(1, 127539520), (2, 63769760), (4, 31884880), (5, 25507904), (8, 15942440), (10, 12753952), (16, 7971220), (20, 6376976), (32, 3985610), (40, 3188488), (41, 3110720), (64, 1992805), (80, 1594244), (82, 1555360), (160, 797122), (164, 777680), (205, 622144), (320, 398561), (328, 388840), (410, 311072), (656, 194420), (820, 155536), (1312, 97210), (1640, 77768), (2624, 48605), (3280, 38884), (6560, 19442), (9721, 13120)]