65527980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{156019}}^1$

素因数の和:156038

約数の個数: 48

約数和(自身を含む): 209690880

約数和(自身を除く): 144162900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 156019, 312038, 468057, 624076, 780095, 936114, 1092133, 1560190, 1872228, 2184266, 2340285, 3120380, 3276399, 4368532, 4680570, 5460665, 6552798, 9361140, 10921330, 13105596, 16381995, 21842660, 32763990, 65527980]

約数ペア:

[(1, 65527980), (2, 32763990), (3, 21842660), (4, 16381995), (5, 13105596), (6, 10921330), (7, 9361140), (10, 6552798), (12, 5460665), (14, 4680570), (15, 4368532), (20, 3276399), (21, 3120380), (28, 2340285), (30, 2184266), (35, 1872228), (42, 1560190), (60, 1092133), (70, 936114), (84, 780095), (105, 624076), (140, 468057), (210, 312038), (420, 156019)]