64384768

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 162211840

約数和(自身を除く): 97827072

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 61, 62, 64, 76, 112, 122, 124, 128, 133, 152, 217, 224, 244, 248, 256, 266, 304, 427, 434, 448, 488, 496, 532, 589, 608, 854, 868, 896, 976, 992, 1064, 1159, 1178, 1216, 1708, 1736, 1792, 1891, 1952, 1984, 2128, 2318, 2356, 2432, 3416, 3472, 3782, 3904, 3968, 4123, 4256, 4636, 4712, 4864, 6832, 6944, 7564, 7808, 7936, 8113, 8246, 8512, 9272, 9424, 13237, 13664, 13888, 15128, 15616, 16226, 16492, 17024, 18544, 18848, 26474, 27328, 27776, 30256, 32452, 32984, 34048, 35929, 37088, 37696, 52948, 54656, 55552, 60512, 64904, 65968, 71858, 74176, 75392, 105896, 109312, 121024, 129808, 131936, 143716, 148352, 150784, 211792, 242048, 251503, 259616, 263872, 287432, 296704, 423584, 484096, 503006, 519232, 527744, 574864, 847168, 1006012, 1038464, 1055488, 1149728, 1694336, 2012024, 2076928, 2299456, 3388672, 4024048, 4598912, 8048096, 9197824, 16096192, 32192384, 64384768]

約数ペア:

[(1, 64384768), (2, 32192384), (4, 16096192), (7, 9197824), (8, 8048096), (14, 4598912), (16, 4024048), (19, 3388672), (28, 2299456), (31, 2076928), (32, 2012024), (38, 1694336), (56, 1149728), (61, 1055488), (62, 1038464), (64, 1006012), (76, 847168), (112, 574864), (122, 527744), (124, 519232), (128, 503006), (133, 484096), (152, 423584), (217, 296704), (224, 287432), (244, 263872), (248, 259616), (256, 251503), (266, 242048), (304, 211792), (427, 150784), (434, 148352), (448, 143716), (488, 131936), (496, 129808), (532, 121024), (589, 109312), (608, 105896), (854, 75392), (868, 74176), (896, 71858), (976, 65968), (992, 64904), (1064, 60512), (1159, 55552), (1178, 54656), (1216, 52948), (1708, 37696), (1736, 37088), (1792, 35929), (1891, 34048), (1952, 32984), (1984, 32452), (2128, 30256), (2318, 27776), (2356, 27328), (2432, 26474), (3416, 18848), (3472, 18544), (3782, 17024), (3904, 16492), (3968, 16226), (4123, 15616), (4256, 15128), (4636, 13888), (4712, 13664), (4864, 13237), (6832, 9424), (6944, 9272), (7564, 8512), (7808, 8246), (7936, 8113)]