85637825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37643}}^1$

素因数の和:37673

約数の個数: 24

約数和(自身を含む): 130699968

約数和(自身を除く): 45062143

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 37643, 188215, 263501, 489359, 941075, 1317505, 2446795, 3425513, 6587525, 12233975, 17127565, 85637825]

約数ペア:

[(1, 85637825), (5, 17127565), (7, 12233975), (13, 6587525), (25, 3425513), (35, 2446795), (65, 1317505), (91, 941075), (175, 489359), (325, 263501), (455, 188215), (2275, 37643)]