80002816

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 174835584

約数和(自身を除く): 94832768

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 272, 496, 527, 544, 593, 992, 1054, 1088, 1186, 1984, 2108, 2176, 2372, 3968, 4216, 4352, 4744, 7936, 8432, 9488, 10081, 16864, 18383, 18976, 20162, 33728, 36766, 37952, 40324, 67456, 73532, 75904, 80648, 134912, 147064, 151808, 161296, 294128, 312511, 322592, 588256, 625022, 645184, 1176512, 1250044, 1290368, 2353024, 2500088, 2580736, 4706048, 5000176, 10000352, 20000704, 40001408, 80002816]

約数ペア:

[(1, 80002816), (2, 40001408), (4, 20000704), (8, 10000352), (16, 5000176), (17, 4706048), (31, 2580736), (32, 2500088), (34, 2353024), (62, 1290368), (64, 1250044), (68, 1176512), (124, 645184), (128, 625022), (136, 588256), (248, 322592), (256, 312511), (272, 294128), (496, 161296), (527, 151808), (544, 147064), (593, 134912), (992, 80648), (1054, 75904), (1088, 73532), (1186, 67456), (1984, 40324), (2108, 37952), (2176, 36766), (2372, 33728), (3968, 20162), (4216, 18976), (4352, 18383), (4744, 16864), (7936, 10081), (8432, 9488)]