780757504

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1$

素因数の和:637

約数の個数: 80

約数和(自身を含む): 1662857856

約数和(自身を除く): 882100352

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 271, 272, 331, 512, 542, 544, 662, 1084, 1088, 1324, 2168, 2176, 2648, 4336, 4352, 4607, 5296, 5627, 8672, 8704, 9214, 10592, 11254, 17344, 18428, 21184, 22508, 34688, 36856, 42368, 45016, 69376, 73712, 84736, 89701, 90032, 138752, 147424, 169472, 179402, 180064, 294848, 358804, 360128, 589696, 717608, 720256, 1179392, 1435216, 1440512, 1524917, 2358784, 2870432, 2881024, 3049834, 5740864, 6099668, 11481728, 12199336, 22963456, 24398672, 45926912, 48797344, 97594688, 195189376, 390378752, 780757504]

約数ペア:

[(1, 780757504), (2, 390378752), (4, 195189376), (8, 97594688), (16, 48797344), (17, 45926912), (32, 24398672), (34, 22963456), (64, 12199336), (68, 11481728), (128, 6099668), (136, 5740864), (256, 3049834), (271, 2881024), (272, 2870432), (331, 2358784), (512, 1524917), (542, 1440512), (544, 1435216), (662, 1179392), (1084, 720256), (1088, 717608), (1324, 589696), (2168, 360128), (2176, 358804), (2648, 294848), (4336, 180064), (4352, 179402), (4607, 169472), (5296, 147424), (5627, 138752), (8672, 90032), (8704, 89701), (9214, 84736), (10592, 73712), (11254, 69376), (17344, 45016), (18428, 42368), (21184, 36856), (22508, 34688)]