80255696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 172488960

約数和(自身を除く): 92233264

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 47, 76, 82, 94, 137, 152, 164, 188, 274, 304, 328, 376, 548, 656, 752, 779, 893, 1096, 1558, 1786, 1927, 2192, 2603, 3116, 3572, 3854, 5206, 5617, 6232, 6439, 7144, 7708, 10412, 11234, 12464, 12878, 14288, 15416, 20824, 22468, 25756, 30832, 36613, 41648, 44936, 51512, 73226, 89872, 103024, 106723, 122341, 146452, 213446, 244682, 263999, 292904, 426892, 489364, 527998, 585808, 853784, 978728, 1055996, 1707568, 1957456, 2111992, 4223984, 5015981, 10031962, 20063924, 40127848, 80255696]

約数ペア:

[(1, 80255696), (2, 40127848), (4, 20063924), (8, 10031962), (16, 5015981), (19, 4223984), (38, 2111992), (41, 1957456), (47, 1707568), (76, 1055996), (82, 978728), (94, 853784), (137, 585808), (152, 527998), (164, 489364), (188, 426892), (274, 292904), (304, 263999), (328, 244682), (376, 213446), (548, 146452), (656, 122341), (752, 106723), (779, 103024), (893, 89872), (1096, 73226), (1558, 51512), (1786, 44936), (1927, 41648), (2192, 36613), (2603, 30832), (3116, 25756), (3572, 22468), (3854, 20824), (5206, 15416), (5617, 14288), (6232, 12878), (6439, 12464), (7144, 11234), (7708, 10412)]