161053984

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7901}}^1$

素因数の和:7938

約数の個数: 72

約数和(自身を含む): 397265148

約数和(自身を除く): 236211164

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 5096, 7901, 10192, 15802, 20384, 31604, 55307, 63208, 102713, 110614, 126416, 205426, 221228, 252832, 387149, 410852, 442456, 718991, 774298, 821704, 884912, 1437982, 1548596, 1643408, 1769824, 2875964, 3097192, 3286816, 5032937, 5751928, 6194384, 10065874, 11503856, 12388768, 20131748, 23007712, 40263496, 80526992, 161053984]

約数ペア:

[(1, 161053984), (2, 80526992), (4, 40263496), (7, 23007712), (8, 20131748), (13, 12388768), (14, 11503856), (16, 10065874), (26, 6194384), (28, 5751928), (32, 5032937), (49, 3286816), (52, 3097192), (56, 2875964), (91, 1769824), (98, 1643408), (104, 1548596), (112, 1437982), (182, 884912), (196, 821704), (208, 774298), (224, 718991), (364, 442456), (392, 410852), (416, 387149), (637, 252832), (728, 221228), (784, 205426), (1274, 126416), (1456, 110614), (1568, 102713), (2548, 63208), (2912, 55307), (5096, 31604), (7901, 20384), (10192, 15802)]