25140185

素因数分解:

$5^1\times 7^3\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 10629415

約数列:

[1, 5, 7, 35, 49, 107, 137, 245, 343, 535, 685, 749, 959, 1715, 3745, 4795, 5243, 6713, 14659, 26215, 33565, 36701, 46991, 73295, 102613, 183505, 234955, 513065, 718291, 3591455, 5028037, 25140185]

約数ペア:

[(1, 25140185), (5, 5028037), (7, 3591455), (35, 718291), (49, 513065), (107, 234955), (137, 183505), (245, 102613), (343, 73295), (535, 46991), (685, 36701), (749, 33565), (959, 26215), (1715, 14659), (3745, 6713), (4795, 5243)]