158753968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 339978240

約数和(自身を除く): 181224272

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 47, 76, 82, 94, 152, 164, 188, 271, 304, 328, 376, 542, 656, 752, 779, 893, 1084, 1558, 1786, 1927, 2168, 3116, 3572, 3854, 4336, 5149, 6232, 7144, 7708, 10298, 11111, 12464, 12737, 14288, 15416, 20596, 22222, 25474, 30832, 36613, 41192, 44444, 50948, 73226, 82384, 88888, 101896, 146452, 177776, 203792, 211109, 242003, 292904, 422218, 484006, 522217, 585808, 844436, 968012, 1044434, 1688872, 1936024, 2088868, 3377744, 3872048, 4177736, 8355472, 9922123, 19844246, 39688492, 79376984, 158753968]

約数ペア:

[(1, 158753968), (2, 79376984), (4, 39688492), (8, 19844246), (16, 9922123), (19, 8355472), (38, 4177736), (41, 3872048), (47, 3377744), (76, 2088868), (82, 1936024), (94, 1688872), (152, 1044434), (164, 968012), (188, 844436), (271, 585808), (304, 522217), (328, 484006), (376, 422218), (542, 292904), (656, 242003), (752, 211109), (779, 203792), (893, 177776), (1084, 146452), (1558, 101896), (1786, 88888), (1927, 82384), (2168, 73226), (3116, 50948), (3572, 44444), (3854, 41192), (4336, 36613), (5149, 30832), (6232, 25474), (7144, 22222), (7708, 20596), (10298, 15416), (11111, 14288), (12464, 12737)]