80591072

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{593}}^1$

素因数の和:771

約数の個数: 48

約数和(自身を含む): 165255552

約数和(自身を除く): 84664480

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 137, 248, 274, 496, 548, 593, 992, 1096, 1186, 2192, 2372, 4247, 4384, 4744, 8494, 9488, 16988, 18383, 18976, 33976, 36766, 67952, 73532, 81241, 135904, 147064, 162482, 294128, 324964, 588256, 649928, 1299856, 2518471, 2599712, 5036942, 10073884, 20147768, 40295536, 80591072]

約数ペア:

[(1, 80591072), (2, 40295536), (4, 20147768), (8, 10073884), (16, 5036942), (31, 2599712), (32, 2518471), (62, 1299856), (124, 649928), (137, 588256), (248, 324964), (274, 294128), (496, 162482), (548, 147064), (593, 135904), (992, 81241), (1096, 73532), (1186, 67952), (2192, 36766), (2372, 33976), (4247, 18976), (4384, 18383), (4744, 16988), (8494, 9488)]