80218304

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1609}}^1$

素因数の和:1681

約数の個数: 56

約数和(自身を含む): 171754800

約数和(自身を除く): 91536496

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 152, 164, 304, 328, 608, 656, 779, 1216, 1312, 1558, 1609, 2624, 3116, 3218, 6232, 6436, 12464, 12872, 24928, 25744, 30571, 49856, 51488, 61142, 65969, 102976, 122284, 131938, 244568, 263876, 489136, 527752, 978272, 1055504, 1253411, 1956544, 2111008, 2506822, 4222016, 5013644, 10027288, 20054576, 40109152, 80218304]

約数ペア:

[(1, 80218304), (2, 40109152), (4, 20054576), (8, 10027288), (16, 5013644), (19, 4222016), (32, 2506822), (38, 2111008), (41, 1956544), (64, 1253411), (76, 1055504), (82, 978272), (152, 527752), (164, 489136), (304, 263876), (328, 244568), (608, 131938), (656, 122284), (779, 102976), (1216, 65969), (1312, 61142), (1558, 51488), (1609, 49856), (2624, 30571), (3116, 25744), (3218, 24928), (6232, 12872), (6436, 12464)]