67856656

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 160811136

約数和(自身を除く): 92954480

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 157, 227, 238, 272, 314, 454, 476, 628, 908, 952, 1099, 1256, 1589, 1816, 1904, 2198, 2512, 2669, 3178, 3632, 3859, 4396, 5338, 6356, 7718, 8792, 10676, 12712, 15436, 17584, 18683, 21352, 25424, 27013, 30872, 35639, 37366, 42704, 54026, 61744, 71278, 74732, 108052, 142556, 149464, 216104, 249473, 285112, 298928, 432208, 498946, 570224, 605863, 997892, 1211726, 1995784, 2423452, 3991568, 4241041, 4846904, 8482082, 9693808, 16964164, 33928328, 67856656]

約数ペア:

[(1, 67856656), (2, 33928328), (4, 16964164), (7, 9693808), (8, 8482082), (14, 4846904), (16, 4241041), (17, 3991568), (28, 2423452), (34, 1995784), (56, 1211726), (68, 997892), (112, 605863), (119, 570224), (136, 498946), (157, 432208), (227, 298928), (238, 285112), (272, 249473), (314, 216104), (454, 149464), (476, 142556), (628, 108052), (908, 74732), (952, 71278), (1099, 61744), (1256, 54026), (1589, 42704), (1816, 37366), (1904, 35639), (2198, 30872), (2512, 27013), (2669, 25424), (3178, 21352), (3632, 18683), (3859, 17584), (4396, 15436), (5338, 12712), (6356, 10676), (7718, 8792)]