25648600510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{20731}}^1$

素因数の和:21089

約数の個数: 64

約数和(自身を含む): 51492317184

約数和(自身を除く): 25843716674

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 307, 310, 403, 614, 806, 1535, 2015, 3070, 3991, 4030, 7982, 9517, 19034, 19955, 20731, 39910, 41462, 47585, 95170, 103655, 123721, 207310, 247442, 269503, 539006, 618605, 642661, 1237210, 1285322, 1347515, 2695030, 3213305, 6364417, 6426610, 8354593, 12728834, 16709186, 31822085, 41772965, 63644170, 82737421, 83545930, 165474842, 197296927, 394593854, 413687105, 827374210, 986484635, 1972969270, 2564860051, 5129720102, 12824300255, 25648600510]

約数ペア:

[(1, 25648600510), (2, 12824300255), (5, 5129720102), (10, 2564860051), (13, 1972969270), (26, 986484635), (31, 827374210), (62, 413687105), (65, 394593854), (130, 197296927), (155, 165474842), (307, 83545930), (310, 82737421), (403, 63644170), (614, 41772965), (806, 31822085), (1535, 16709186), (2015, 12728834), (3070, 8354593), (3991, 6426610), (4030, 6364417), (7982, 3213305), (9517, 2695030), (19034, 1347515), (19955, 1285322), (20731, 1237210), (39910, 642661), (41462, 618605), (47585, 539006), (95170, 269503), (103655, 247442), (123721, 207310)]