256366012

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{10253}}^1$

素因数の和:10330

約数の個数: 48

約数和(自身を含む): 551255040

約数和(自身を除く): 294889028

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 133, 188, 266, 329, 532, 658, 893, 1316, 1786, 3572, 6251, 10253, 12502, 20506, 25004, 41012, 71771, 143542, 194807, 287084, 389614, 481891, 779228, 963782, 1363649, 1927564, 2727298, 3373237, 5454596, 6746474, 9155929, 13492948, 18311858, 36623716, 64091503, 128183006, 256366012]

約数ペア:

[(1, 256366012), (2, 128183006), (4, 64091503), (7, 36623716), (14, 18311858), (19, 13492948), (28, 9155929), (38, 6746474), (47, 5454596), (76, 3373237), (94, 2727298), (133, 1927564), (188, 1363649), (266, 963782), (329, 779228), (532, 481891), (658, 389614), (893, 287084), (1316, 194807), (1786, 143542), (3572, 71771), (6251, 41012), (10253, 25004), (12502, 20506)]