64238848

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 138337920

約数和(自身を除く): 74099072

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 128, 152, 188, 256, 281, 304, 376, 562, 608, 752, 893, 1124, 1216, 1504, 1786, 2248, 2432, 3008, 3572, 4496, 4864, 5339, 6016, 7144, 8992, 10678, 12032, 13207, 14288, 17984, 21356, 26414, 28576, 35968, 42712, 52828, 57152, 71936, 85424, 105656, 114304, 170848, 211312, 228608, 250933, 341696, 422624, 501866, 683392, 845248, 1003732, 1366784, 1690496, 2007464, 3380992, 4014928, 8029856, 16059712, 32119424, 64238848]

約数ペア:

[(1, 64238848), (2, 32119424), (4, 16059712), (8, 8029856), (16, 4014928), (19, 3380992), (32, 2007464), (38, 1690496), (47, 1366784), (64, 1003732), (76, 845248), (94, 683392), (128, 501866), (152, 422624), (188, 341696), (256, 250933), (281, 228608), (304, 211312), (376, 170848), (562, 114304), (608, 105656), (752, 85424), (893, 71936), (1124, 57152), (1216, 52828), (1504, 42712), (1786, 35968), (2248, 28576), (2432, 26414), (3008, 21356), (3572, 17984), (4496, 14288), (4864, 13207), (5339, 12032), (6016, 10678), (7144, 8992)]