1256371672

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{797}}^1$

素因数の和:1060

約数の個数: 64

約数和(自身を含む): 2549322720

約数和(自身を除く): 1292951048

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 173, 268, 346, 536, 692, 797, 1139, 1384, 1594, 2278, 2941, 3188, 4556, 5882, 6376, 9112, 11591, 11764, 13549, 23182, 23528, 27098, 46364, 53399, 54196, 92728, 106798, 108392, 137881, 197047, 213596, 275762, 394094, 427192, 551524, 788188, 907783, 1103048, 1576376, 1815566, 2343977, 3631132, 4687954, 7262264, 9238027, 9375908, 18476054, 18751816, 36952108, 73904216, 157046459, 314092918, 628185836, 1256371672]

約数ペア:

[(1, 1256371672), (2, 628185836), (4, 314092918), (8, 157046459), (17, 73904216), (34, 36952108), (67, 18751816), (68, 18476054), (134, 9375908), (136, 9238027), (173, 7262264), (268, 4687954), (346, 3631132), (536, 2343977), (692, 1815566), (797, 1576376), (1139, 1103048), (1384, 907783), (1594, 788188), (2278, 551524), (2941, 427192), (3188, 394094), (4556, 275762), (5882, 213596), (6376, 197047), (9112, 137881), (11591, 108392), (11764, 106798), (13549, 92728), (23182, 54196), (23528, 53399), (27098, 46364)]