64953820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{48473}}^1$

素因数の和:48549

約数の個数: 24

約数和(自身を含む): 138441744

約数和(自身を除く): 73487924

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 48473, 96946, 193892, 242365, 484730, 969460, 3247691, 6495382, 12990764, 16238455, 32476910, 64953820]

約数ペア:

[(1, 64953820), (2, 32476910), (4, 16238455), (5, 12990764), (10, 6495382), (20, 3247691), (67, 969460), (134, 484730), (268, 242365), (335, 193892), (670, 96946), (1340, 48473)]