72650720

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9661}}^1$

素因数の和:9723

約数の個数: 48

約数和(自身を含む): 175307328

約数和(自身を除く): 102656608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 9661, 19322, 38644, 48305, 77288, 96610, 154576, 193220, 309152, 386440, 454067, 772880, 908134, 1545760, 1816268, 2270335, 3632536, 4540670, 7265072, 9081340, 14530144, 18162680, 36325360, 72650720]

約数ペア:

[(1, 72650720), (2, 36325360), (4, 18162680), (5, 14530144), (8, 9081340), (10, 7265072), (16, 4540670), (20, 3632536), (32, 2270335), (40, 1816268), (47, 1545760), (80, 908134), (94, 772880), (160, 454067), (188, 386440), (235, 309152), (376, 193220), (470, 154576), (752, 96610), (940, 77288), (1504, 48305), (1880, 38644), (3760, 19322), (7520, 9661)]