65213440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:343

約数の個数: 88

約数和(自身を含む): 160353792

約数和(自身を除く): 95140352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 271, 320, 376, 470, 512, 542, 640, 752, 940, 1024, 1084, 1280, 1355, 1504, 1880, 2168, 2560, 2710, 3008, 3760, 4336, 5120, 5420, 6016, 7520, 8672, 10840, 12032, 12737, 15040, 17344, 21680, 24064, 25474, 30080, 34688, 43360, 48128, 50948, 60160, 63685, 69376, 86720, 101896, 120320, 127370, 138752, 173440, 203792, 240640, 254740, 277504, 346880, 407584, 509480, 693760, 815168, 1018960, 1387520, 1630336, 2037920, 3260672, 4075840, 6521344, 8151680, 13042688, 16303360, 32606720, 65213440]

約数ペア:

[(1, 65213440), (2, 32606720), (4, 16303360), (5, 13042688), (8, 8151680), (10, 6521344), (16, 4075840), (20, 3260672), (32, 2037920), (40, 1630336), (47, 1387520), (64, 1018960), (80, 815168), (94, 693760), (128, 509480), (160, 407584), (188, 346880), (235, 277504), (256, 254740), (271, 240640), (320, 203792), (376, 173440), (470, 138752), (512, 127370), (542, 120320), (640, 101896), (752, 86720), (940, 69376), (1024, 63685), (1084, 60160), (1280, 50948), (1355, 48128), (1504, 43360), (1880, 34688), (2168, 30080), (2560, 25474), (2710, 24064), (3008, 21680), (3760, 17344), (4336, 15040), (5120, 12737), (5420, 12032), (6016, 10840), (7520, 8672)]