64756460

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61091}}^1$

素因数の和:61153

約数の個数: 24

約数和(自身を含む): 138556656

約数和(自身を除く): 73800196

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 61091, 122182, 244364, 305455, 610910, 1221820, 3237823, 6475646, 12951292, 16189115, 32378230, 64756460]

約数ペア:

[(1, 64756460), (2, 32378230), (4, 16189115), (5, 12951292), (10, 6475646), (20, 3237823), (53, 1221820), (106, 610910), (212, 305455), (265, 244364), (530, 122182), (1060, 61091)]