1976208065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{1619}}^1$

素因数の和:1937

約数の個数: 32

約数和(自身を含む): 2596406400

約数和(自身を除く): 620198335

約数列:

[1, 5, 13, 65, 89, 211, 445, 1055, 1157, 1619, 2743, 5785, 8095, 13715, 18779, 21047, 93895, 105235, 144091, 244127, 341609, 720455, 1220635, 1708045, 1873183, 4440917, 9365915, 22204585, 30403201, 152016005, 395241613, 1976208065]

約数ペア:

[(1, 1976208065), (5, 395241613), (13, 152016005), (65, 30403201), (89, 22204585), (211, 9365915), (445, 4440917), (1055, 1873183), (1157, 1708045), (1619, 1220635), (2743, 720455), (5785, 341609), (8095, 244127), (13715, 144091), (18779, 105235), (21047, 93895)]