181400128

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31147}}^1$

素因数の和:31179

約数の個数: 56

約数和(自身を含む): 443049152

約数和(自身を除く): 261649024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 31147, 62294, 124588, 218029, 249176, 404911, 436058, 498352, 809822, 872116, 996704, 1619644, 1744232, 1993408, 2834377, 3239288, 3488464, 5668754, 6478576, 6976928, 11337508, 12957152, 13953856, 22675016, 25914304, 45350032, 90700064, 181400128]

約数ペア:

[(1, 181400128), (2, 90700064), (4, 45350032), (7, 25914304), (8, 22675016), (13, 13953856), (14, 12957152), (16, 11337508), (26, 6976928), (28, 6478576), (32, 5668754), (52, 3488464), (56, 3239288), (64, 2834377), (91, 1993408), (104, 1744232), (112, 1619644), (182, 996704), (208, 872116), (224, 809822), (364, 498352), (416, 436058), (448, 404911), (728, 249176), (832, 218029), (1456, 124588), (2912, 62294), (5824, 31147)]