25921805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2477}}^1$

素因数の和:2525

約数の個数: 32

約数和(自身を含む): 39965184

約数和(自身を除く): 14043379

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 2093, 2477, 10465, 12385, 17339, 32201, 56971, 86695, 161005, 225407, 284855, 398797, 740623, 1127035, 1993985, 3703115, 5184361, 25921805]

約数ペア:

[(1, 25921805), (5, 5184361), (7, 3703115), (13, 1993985), (23, 1127035), (35, 740623), (65, 398797), (91, 284855), (115, 225407), (161, 161005), (299, 86695), (455, 56971), (805, 32201), (1495, 17339), (2093, 12385), (2477, 10465)]