54640640

素因数分解:

$2^{14}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:85

約数の個数: 120

約数和(自身を含む): 141553440

約数和(自身を除く): 86912800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 64, 80, 92, 115, 116, 128, 145, 160, 184, 230, 232, 256, 290, 320, 368, 460, 464, 512, 580, 640, 667, 736, 920, 928, 1024, 1160, 1280, 1334, 1472, 1840, 1856, 2048, 2320, 2560, 2668, 2944, 3335, 3680, 3712, 4096, 4640, 5120, 5336, 5888, 6670, 7360, 7424, 8192, 9280, 10240, 10672, 11776, 13340, 14720, 14848, 16384, 18560, 20480, 21344, 23552, 26680, 29440, 29696, 37120, 40960, 42688, 47104, 53360, 58880, 59392, 74240, 81920, 85376, 94208, 106720, 117760, 118784, 148480, 170752, 188416, 213440, 235520, 237568, 296960, 341504, 376832, 426880, 471040, 475136, 593920, 683008, 853760, 942080, 1187840, 1366016, 1707520, 1884160, 2375680, 2732032, 3415040, 5464064, 6830080, 10928128, 13660160, 27320320, 54640640]

約数ペア:

[(1, 54640640), (2, 27320320), (4, 13660160), (5, 10928128), (8, 6830080), (10, 5464064), (16, 3415040), (20, 2732032), (23, 2375680), (29, 1884160), (32, 1707520), (40, 1366016), (46, 1187840), (58, 942080), (64, 853760), (80, 683008), (92, 593920), (115, 475136), (116, 471040), (128, 426880), (145, 376832), (160, 341504), (184, 296960), (230, 237568), (232, 235520), (256, 213440), (290, 188416), (320, 170752), (368, 148480), (460, 118784), (464, 117760), (512, 106720), (580, 94208), (640, 85376), (667, 81920), (736, 74240), (920, 59392), (928, 58880), (1024, 53360), (1160, 47104), (1280, 42688), (1334, 40960), (1472, 37120), (1840, 29696), (1856, 29440), (2048, 26680), (2320, 23552), (2560, 21344), (2668, 20480), (2944, 18560), (3335, 16384), (3680, 14848), (3712, 14720), (4096, 13340), (4640, 11776), (5120, 10672), (5336, 10240), (5888, 9280), (6670, 8192), (7360, 7424)]