158577760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8191}}^1$

素因数の和:8228

約数の個数: 72

約数和(自身を含む): 411844608

約数和(自身を除く): 253266848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 8191, 9680, 16382, 19360, 32764, 40955, 65528, 81910, 90101, 131056, 163820, 180202, 262112, 327640, 360404, 450505, 655280, 720808, 901010, 991111, 1310560, 1441616, 1802020, 1982222, 2883232, 3604040, 3964444, 4955555, 7208080, 7928888, 9911110, 14416160, 15857776, 19822220, 31715552, 39644440, 79288880, 158577760]

約数ペア:

[(1, 158577760), (2, 79288880), (4, 39644440), (5, 31715552), (8, 19822220), (10, 15857776), (11, 14416160), (16, 9911110), (20, 7928888), (22, 7208080), (32, 4955555), (40, 3964444), (44, 3604040), (55, 2883232), (80, 1982222), (88, 1802020), (110, 1441616), (121, 1310560), (160, 991111), (176, 901010), (220, 720808), (242, 655280), (352, 450505), (440, 360404), (484, 327640), (605, 262112), (880, 180202), (968, 163820), (1210, 131056), (1760, 90101), (1936, 81910), (2420, 65528), (3872, 40955), (4840, 32764), (8191, 19360), (9680, 16382)]