66931840

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4547}}^1$

素因数の和:4589

約数の個数: 64

約数和(自身を含む): 167002560

約数和(自身を除く): 100070720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 4547, 7360, 9094, 14720, 18188, 22735, 36376, 45470, 72752, 90940, 104581, 145504, 181880, 209162, 291008, 363760, 418324, 522905, 582016, 727520, 836648, 1045810, 1455040, 1673296, 2091620, 2910080, 3346592, 4183240, 6693184, 8366480, 13386368, 16732960, 33465920, 66931840]

約数ペア:

[(1, 66931840), (2, 33465920), (4, 16732960), (5, 13386368), (8, 8366480), (10, 6693184), (16, 4183240), (20, 3346592), (23, 2910080), (32, 2091620), (40, 1673296), (46, 1455040), (64, 1045810), (80, 836648), (92, 727520), (115, 582016), (128, 522905), (160, 418324), (184, 363760), (230, 291008), (320, 209162), (368, 181880), (460, 145504), (640, 104581), (736, 90940), (920, 72752), (1472, 45470), (1840, 36376), (2944, 22735), (3680, 18188), (4547, 14720), (7360, 9094)]