64431888

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:157

約数の個数: 160

約数和(自身を含む): 188559360

約数和(自身を除く): 124127472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 38, 43, 48, 53, 57, 62, 76, 86, 93, 106, 114, 124, 129, 152, 159, 172, 186, 212, 228, 248, 258, 304, 318, 344, 372, 424, 456, 496, 516, 589, 636, 688, 744, 817, 848, 912, 1007, 1032, 1178, 1272, 1333, 1488, 1634, 1643, 1767, 2014, 2064, 2279, 2356, 2451, 2544, 2666, 3021, 3268, 3286, 3534, 3999, 4028, 4558, 4712, 4902, 4929, 5332, 6042, 6536, 6572, 6837, 7068, 7998, 8056, 9116, 9424, 9804, 9858, 10664, 12084, 13072, 13144, 13674, 14136, 15996, 16112, 18232, 19608, 19716, 21328, 24168, 25327, 26288, 27348, 28272, 31217, 31992, 36464, 39216, 39432, 43301, 48336, 50654, 54696, 62434, 63984, 70649, 75981, 78864, 86602, 93651, 101308, 109392, 124868, 129903, 141298, 151962, 173204, 187302, 202616, 211947, 249736, 259806, 282596, 303924, 346408, 374604, 405232, 423894, 499472, 519612, 565192, 607848, 692816, 749208, 847788, 1039224, 1130384, 1215696, 1342331, 1498416, 1695576, 2078448, 2684662, 3391152, 4026993, 5369324, 8053986, 10738648, 16107972, 21477296, 32215944, 64431888]

約数ペア:

[(1, 64431888), (2, 32215944), (3, 21477296), (4, 16107972), (6, 10738648), (8, 8053986), (12, 5369324), (16, 4026993), (19, 3391152), (24, 2684662), (31, 2078448), (38, 1695576), (43, 1498416), (48, 1342331), (53, 1215696), (57, 1130384), (62, 1039224), (76, 847788), (86, 749208), (93, 692816), (106, 607848), (114, 565192), (124, 519612), (129, 499472), (152, 423894), (159, 405232), (172, 374604), (186, 346408), (212, 303924), (228, 282596), (248, 259806), (258, 249736), (304, 211947), (318, 202616), (344, 187302), (372, 173204), (424, 151962), (456, 141298), (496, 129903), (516, 124868), (589, 109392), (636, 101308), (688, 93651), (744, 86602), (817, 78864), (848, 75981), (912, 70649), (1007, 63984), (1032, 62434), (1178, 54696), (1272, 50654), (1333, 48336), (1488, 43301), (1634, 39432), (1643, 39216), (1767, 36464), (2014, 31992), (2064, 31217), (2279, 28272), (2356, 27348), (2451, 26288), (2544, 25327), (2666, 24168), (3021, 21328), (3268, 19716), (3286, 19608), (3534, 18232), (3999, 16112), (4028, 15996), (4558, 14136), (4712, 13674), (4902, 13144), (4929, 13072), (5332, 12084), (6042, 10664), (6536, 9858), (6572, 9804), (6837, 9424), (7068, 9116), (7998, 8056)]