87985645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 119149056

約数和(自身を除く): 31163411

約数列:

[1, 5, 11, 47, 55, 101, 235, 337, 505, 517, 1111, 1685, 2585, 3707, 4747, 5555, 15839, 18535, 23735, 34037, 52217, 79195, 170185, 174229, 261085, 374407, 871145, 1599739, 1872035, 7998695, 17597129, 87985645]

約数ペア:

[(1, 87985645), (5, 17597129), (11, 7998695), (47, 1872035), (55, 1599739), (101, 871145), (235, 374407), (337, 261085), (505, 174229), (517, 170185), (1111, 79195), (1685, 52217), (2585, 34037), (3707, 23735), (4747, 18535), (5555, 15839)]