53905720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1213}}^1$

素因数の和:1336

約数の個数: 64

約数和(自身を含む): 133734240

約数和(自身を除く): 79828520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 808, 1010, 1111, 1213, 2020, 2222, 2426, 4040, 4444, 4852, 5555, 6065, 8888, 9704, 11110, 12130, 13343, 22220, 24260, 26686, 44440, 48520, 53372, 66715, 106744, 122513, 133430, 245026, 266860, 490052, 533720, 612565, 980104, 1225130, 1347643, 2450260, 2695286, 4900520, 5390572, 6738215, 10781144, 13476430, 26952860, 53905720]

約数ペア:

[(1, 53905720), (2, 26952860), (4, 13476430), (5, 10781144), (8, 6738215), (10, 5390572), (11, 4900520), (20, 2695286), (22, 2450260), (40, 1347643), (44, 1225130), (55, 980104), (88, 612565), (101, 533720), (110, 490052), (202, 266860), (220, 245026), (404, 133430), (440, 122513), (505, 106744), (808, 66715), (1010, 53372), (1111, 48520), (1213, 44440), (2020, 26686), (2222, 24260), (2426, 22220), (4040, 13343), (4444, 12130), (4852, 11110), (5555, 9704), (6065, 8888)]