208536125

素因数分解:

$5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3907}}^1$

素因数の和:3990

約数の個数: 32

約数和(自身を含む): 302385408

約数和(自身を除く): 93849283

約数列:

[1, 5, 7, 25, 35, 61, 125, 175, 305, 427, 875, 1525, 2135, 3907, 7625, 10675, 19535, 27349, 53375, 97675, 136745, 238327, 488375, 683725, 1191635, 1668289, 3418625, 5958175, 8341445, 29790875, 41707225, 208536125]

約数ペア:

[(1, 208536125), (5, 41707225), (7, 29790875), (25, 8341445), (35, 5958175), (61, 3418625), (125, 1668289), (175, 1191635), (305, 683725), (427, 488375), (875, 238327), (1525, 136745), (2135, 97675), (3907, 53375), (7625, 27349), (10675, 19535)]