64601768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 165888000

約数和(自身を除く): 101286232

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 31, 34, 44, 56, 62, 68, 77, 88, 119, 124, 136, 154, 187, 199, 217, 238, 248, 308, 341, 374, 398, 434, 476, 527, 616, 682, 748, 796, 868, 952, 1054, 1309, 1364, 1393, 1496, 1592, 1736, 2108, 2189, 2387, 2618, 2728, 2786, 3383, 3689, 4216, 4378, 4774, 5236, 5572, 5797, 6169, 6766, 7378, 8756, 9548, 10472, 11144, 11594, 12338, 13532, 14756, 15323, 17512, 19096, 23188, 23681, 24676, 27064, 29512, 30646, 37213, 40579, 43183, 46376, 47362, 49352, 61292, 67859, 74426, 81158, 86366, 94724, 104873, 122584, 135718, 148852, 162316, 172732, 189448, 209746, 260491, 271436, 297704, 324632, 345464, 419492, 475013, 520982, 542872, 734111, 838984, 950026, 1041964, 1153603, 1468222, 1900052, 2083928, 2307206, 2936444, 3800104, 4614412, 5872888, 8075221, 9228824, 16150442, 32300884, 64601768]

約数ペア:

[(1, 64601768), (2, 32300884), (4, 16150442), (7, 9228824), (8, 8075221), (11, 5872888), (14, 4614412), (17, 3800104), (22, 2936444), (28, 2307206), (31, 2083928), (34, 1900052), (44, 1468222), (56, 1153603), (62, 1041964), (68, 950026), (77, 838984), (88, 734111), (119, 542872), (124, 520982), (136, 475013), (154, 419492), (187, 345464), (199, 324632), (217, 297704), (238, 271436), (248, 260491), (308, 209746), (341, 189448), (374, 172732), (398, 162316), (434, 148852), (476, 135718), (527, 122584), (616, 104873), (682, 94724), (748, 86366), (796, 81158), (868, 74426), (952, 67859), (1054, 61292), (1309, 49352), (1364, 47362), (1393, 46376), (1496, 43183), (1592, 40579), (1736, 37213), (2108, 30646), (2189, 29512), (2387, 27064), (2618, 24676), (2728, 23681), (2786, 23188), (3383, 19096), (3689, 17512), (4216, 15323), (4378, 14756), (4774, 13532), (5236, 12338), (5572, 11594), (5797, 11144), (6169, 10472), (6766, 9548), (7378, 8756)]