705100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:666

約数の個数: 36

約数和(自身を含む): 1671768

約数和(自身を除く): 966668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 641, 1100, 1282, 2564, 3205, 6410, 7051, 12820, 14102, 16025, 28204, 32050, 35255, 64100, 70510, 141020, 176275, 352550, 705100]

約数ペア:

[(1, 705100), (2, 352550), (4, 176275), (5, 141020), (10, 70510), (11, 64100), (20, 35255), (22, 32050), (25, 28204), (44, 16025), (50, 14102), (55, 12820), (100, 7051), (110, 6410), (220, 3205), (275, 2564), (550, 1282), (641, 1100)]