87964745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 118492416

約数和(自身を除く): 30527671

約数列:

[1, 5, 11, 55, 61, 157, 167, 305, 671, 785, 835, 1727, 1837, 3355, 8635, 9185, 9577, 10187, 26219, 47885, 50935, 105347, 112057, 131095, 288409, 526735, 560285, 1442045, 1599359, 7996795, 17592949, 87964745]

約数ペア:

[(1, 87964745), (5, 17592949), (11, 7996795), (55, 1599359), (61, 1442045), (157, 560285), (167, 526735), (305, 288409), (671, 131095), (785, 112057), (835, 105347), (1727, 50935), (1837, 47885), (3355, 26219), (8635, 10187), (9185, 9577)]