79701280

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:326

約数の個数: 96

約数和(自身を含む): 197996400

約数和(自身を除く): 118295120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 89, 116, 145, 160, 178, 193, 232, 290, 356, 386, 445, 464, 580, 712, 772, 890, 928, 965, 1160, 1424, 1544, 1780, 1930, 2320, 2581, 2848, 3088, 3560, 3860, 4640, 5162, 5597, 6176, 7120, 7720, 10324, 11194, 12905, 14240, 15440, 17177, 20648, 22388, 25810, 27985, 30880, 34354, 41296, 44776, 51620, 55970, 68708, 82592, 85885, 89552, 103240, 111940, 137416, 171770, 179104, 206480, 223880, 274832, 343540, 412960, 447760, 498133, 549664, 687080, 895520, 996266, 1374160, 1992532, 2490665, 2748320, 3985064, 4981330, 7970128, 9962660, 15940256, 19925320, 39850640, 79701280]

約数ペア:

[(1, 79701280), (2, 39850640), (4, 19925320), (5, 15940256), (8, 9962660), (10, 7970128), (16, 4981330), (20, 3985064), (29, 2748320), (32, 2490665), (40, 1992532), (58, 1374160), (80, 996266), (89, 895520), (116, 687080), (145, 549664), (160, 498133), (178, 447760), (193, 412960), (232, 343540), (290, 274832), (356, 223880), (386, 206480), (445, 179104), (464, 171770), (580, 137416), (712, 111940), (772, 103240), (890, 89552), (928, 85885), (965, 82592), (1160, 68708), (1424, 55970), (1544, 51620), (1780, 44776), (1930, 41296), (2320, 34354), (2581, 30880), (2848, 27985), (3088, 25810), (3560, 22388), (3860, 20648), (4640, 17177), (5162, 15440), (5597, 14240), (6176, 12905), (7120, 11194), (7720, 10324)]