64815616

素因数分解:

$2^9\times {\mathrm{71}}^1\times {\mathrm{1783}}^1$

素因数の和:1872

約数の個数: 40

約数和(自身を含む): 131402304

約数和(自身を除く): 66586688

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 512, 568, 1136, 1783, 2272, 3566, 4544, 7132, 9088, 14264, 18176, 28528, 36352, 57056, 114112, 126593, 228224, 253186, 456448, 506372, 912896, 1012744, 2025488, 4050976, 8101952, 16203904, 32407808, 64815616]

約数ペア:

[(1, 64815616), (2, 32407808), (4, 16203904), (8, 8101952), (16, 4050976), (32, 2025488), (64, 1012744), (71, 912896), (128, 506372), (142, 456448), (256, 253186), (284, 228224), (512, 126593), (568, 114112), (1136, 57056), (1783, 36352), (2272, 28528), (3566, 18176), (4544, 14264), (7132, 9088)]