65404548

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 193729536

約数和(自身を除く): 128324988

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 43, 44, 46, 66, 69, 86, 92, 99, 129, 132, 138, 167, 172, 198, 207, 253, 258, 276, 334, 387, 396, 414, 473, 501, 506, 516, 668, 759, 774, 828, 946, 989, 1002, 1012, 1419, 1503, 1518, 1548, 1837, 1892, 1978, 2004, 2277, 2838, 2967, 3006, 3036, 3674, 3841, 3956, 4257, 4554, 5511, 5676, 5934, 6012, 7181, 7348, 7682, 8514, 8901, 9108, 10879, 11022, 11523, 11868, 14362, 15364, 16533, 17028, 17802, 21543, 21758, 22044, 23046, 28724, 32637, 33066, 34569, 35604, 42251, 43086, 43516, 46092, 64629, 65274, 66132, 69138, 78991, 84502, 86172, 97911, 126753, 129258, 130548, 138276, 157982, 165163, 169004, 195822, 236973, 253506, 258516, 315964, 330326, 380259, 391644, 473946, 495489, 507012, 660652, 710919, 760518, 947892, 990978, 1421838, 1486467, 1521036, 1816793, 1981956, 2843676, 2972934, 3633586, 5450379, 5945868, 7267172, 10900758, 16351137, 21801516, 32702274, 65404548]

約数ペア:

[(1, 65404548), (2, 32702274), (3, 21801516), (4, 16351137), (6, 10900758), (9, 7267172), (11, 5945868), (12, 5450379), (18, 3633586), (22, 2972934), (23, 2843676), (33, 1981956), (36, 1816793), (43, 1521036), (44, 1486467), (46, 1421838), (66, 990978), (69, 947892), (86, 760518), (92, 710919), (99, 660652), (129, 507012), (132, 495489), (138, 473946), (167, 391644), (172, 380259), (198, 330326), (207, 315964), (253, 258516), (258, 253506), (276, 236973), (334, 195822), (387, 169004), (396, 165163), (414, 157982), (473, 138276), (501, 130548), (506, 129258), (516, 126753), (668, 97911), (759, 86172), (774, 84502), (828, 78991), (946, 69138), (989, 66132), (1002, 65274), (1012, 64629), (1419, 46092), (1503, 43516), (1518, 43086), (1548, 42251), (1837, 35604), (1892, 34569), (1978, 33066), (2004, 32637), (2277, 28724), (2838, 23046), (2967, 22044), (3006, 21758), (3036, 21543), (3674, 17802), (3841, 17028), (3956, 16533), (4257, 15364), (4554, 14362), (5511, 11868), (5676, 11523), (5934, 11022), (6012, 10879), (7181, 9108), (7348, 8901), (7682, 8514)]