67125664

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:629

約数の個数: 48

約数和(自身を含む): 137604096

約数和(自身を除く): 70478432

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 157, 248, 314, 431, 496, 628, 862, 992, 1256, 1724, 2512, 3448, 4867, 5024, 6896, 9734, 13361, 13792, 19468, 26722, 38936, 53444, 67667, 77872, 106888, 135334, 155744, 213776, 270668, 427552, 541336, 1082672, 2097677, 2165344, 4195354, 8390708, 16781416, 33562832, 67125664]

約数ペア:

[(1, 67125664), (2, 33562832), (4, 16781416), (8, 8390708), (16, 4195354), (31, 2165344), (32, 2097677), (62, 1082672), (124, 541336), (157, 427552), (248, 270668), (314, 213776), (431, 155744), (496, 135334), (628, 106888), (862, 77872), (992, 67667), (1256, 53444), (1724, 38936), (2512, 26722), (3448, 19468), (4867, 13792), (5024, 13361), (6896, 9734)]