66383680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18859}}^1$

素因数の和:18887

約数の個数: 56

約数和(自身を含む): 172455840

約数和(自身を除く): 106072160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 18859, 37718, 75436, 94295, 150872, 188590, 207449, 301744, 377180, 414898, 603488, 754360, 829796, 1037245, 1206976, 1508720, 1659592, 2074490, 3017440, 3319184, 4148980, 6034880, 6638368, 8297960, 13276736, 16595920, 33191840, 66383680]

約数ペア:

[(1, 66383680), (2, 33191840), (4, 16595920), (5, 13276736), (8, 8297960), (10, 6638368), (11, 6034880), (16, 4148980), (20, 3319184), (22, 3017440), (32, 2074490), (40, 1659592), (44, 1508720), (55, 1206976), (64, 1037245), (80, 829796), (88, 754360), (110, 603488), (160, 414898), (176, 377180), (220, 301744), (320, 207449), (352, 188590), (440, 150872), (704, 94295), (880, 75436), (1760, 37718), (3520, 18859)]