64111968

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 193729536

約数和(自身を除く): 129617568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 43, 48, 62, 72, 86, 93, 96, 124, 129, 144, 167, 172, 186, 248, 258, 279, 288, 334, 344, 372, 387, 496, 501, 516, 558, 668, 688, 744, 774, 992, 1002, 1032, 1116, 1333, 1336, 1376, 1488, 1503, 1548, 2004, 2064, 2232, 2666, 2672, 2976, 3006, 3096, 3999, 4008, 4128, 4464, 5177, 5332, 5344, 6012, 6192, 7181, 7998, 8016, 8928, 10354, 10664, 11997, 12024, 12384, 14362, 15531, 15996, 16032, 20708, 21328, 21543, 23994, 24048, 28724, 31062, 31992, 41416, 42656, 43086, 46593, 47988, 48096, 57448, 62124, 63984, 64629, 82832, 86172, 93186, 95976, 114896, 124248, 127968, 129258, 165664, 172344, 186372, 191952, 222611, 229792, 248496, 258516, 344688, 372744, 383904, 445222, 496992, 517032, 667833, 689376, 745488, 890444, 1034064, 1335666, 1490976, 1780888, 2003499, 2068128, 2671332, 3561776, 4006998, 5342664, 7123552, 8013996, 10685328, 16027992, 21370656, 32055984, 64111968]

約数ペア:

[(1, 64111968), (2, 32055984), (3, 21370656), (4, 16027992), (6, 10685328), (8, 8013996), (9, 7123552), (12, 5342664), (16, 4006998), (18, 3561776), (24, 2671332), (31, 2068128), (32, 2003499), (36, 1780888), (43, 1490976), (48, 1335666), (62, 1034064), (72, 890444), (86, 745488), (93, 689376), (96, 667833), (124, 517032), (129, 496992), (144, 445222), (167, 383904), (172, 372744), (186, 344688), (248, 258516), (258, 248496), (279, 229792), (288, 222611), (334, 191952), (344, 186372), (372, 172344), (387, 165664), (496, 129258), (501, 127968), (516, 124248), (558, 114896), (668, 95976), (688, 93186), (744, 86172), (774, 82832), (992, 64629), (1002, 63984), (1032, 62124), (1116, 57448), (1333, 48096), (1336, 47988), (1376, 46593), (1488, 43086), (1503, 42656), (1548, 41416), (2004, 31992), (2064, 31062), (2232, 28724), (2666, 24048), (2672, 23994), (2976, 21543), (3006, 21328), (3096, 20708), (3999, 16032), (4008, 15996), (4128, 15531), (4464, 14362), (5177, 12384), (5332, 12024), (5344, 11997), (6012, 10664), (6192, 10354), (7181, 8928), (7998, 8016)]