128525410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{7547}}^1$

素因数の和:7698

約数の個数: 32

約数和(自身を含む): 251076672

約数和(自身を除く): 122551262

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 1310, 1703, 3406, 7547, 8515, 15094, 17030, 37735, 75470, 98111, 196222, 490555, 981110, 988657, 1977314, 4943285, 9886570, 12852541, 25705082, 64262705, 128525410]

約数ペア:

[(1, 128525410), (2, 64262705), (5, 25705082), (10, 12852541), (13, 9886570), (26, 4943285), (65, 1977314), (130, 988657), (131, 981110), (262, 490555), (655, 196222), (1310, 98111), (1703, 75470), (3406, 37735), (7547, 17030), (8515, 15094)]