64037792

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21991}}^1$

素因数の和:22021

約数の個数: 48

約数和(自身を含む): 155175552

約数和(自身を除く): 91137760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 21991, 43982, 87964, 153937, 175928, 285883, 307874, 351856, 571766, 615748, 703712, 1143532, 1231496, 2001181, 2287064, 2462992, 4002362, 4574128, 4925984, 8004724, 9148256, 16009448, 32018896, 64037792]

約数ペア:

[(1, 64037792), (2, 32018896), (4, 16009448), (7, 9148256), (8, 8004724), (13, 4925984), (14, 4574128), (16, 4002362), (26, 2462992), (28, 2287064), (32, 2001181), (52, 1231496), (56, 1143532), (91, 703712), (104, 615748), (112, 571766), (182, 351856), (208, 307874), (224, 285883), (364, 175928), (416, 153937), (728, 87964), (1456, 43982), (2912, 21991)]