254647030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{401}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 525159936

約数和(自身を除く): 270512906

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 251, 253, 401, 502, 506, 802, 1255, 1265, 2005, 2510, 2530, 2761, 4010, 4411, 5522, 5773, 8822, 9223, 11546, 13805, 18446, 22055, 27610, 28865, 44110, 46115, 57730, 63503, 92230, 100651, 101453, 127006, 201302, 202906, 317515, 503255, 507265, 635030, 1006510, 1014530, 1107161, 2214322, 2314973, 4629946, 5535805, 11071610, 11574865, 23149730, 25464703, 50929406, 127323515, 254647030]

約数ペア:

[(1, 254647030), (2, 127323515), (5, 50929406), (10, 25464703), (11, 23149730), (22, 11574865), (23, 11071610), (46, 5535805), (55, 4629946), (110, 2314973), (115, 2214322), (230, 1107161), (251, 1014530), (253, 1006510), (401, 635030), (502, 507265), (506, 503255), (802, 317515), (1255, 202906), (1265, 201302), (2005, 127006), (2510, 101453), (2530, 100651), (2761, 92230), (4010, 63503), (4411, 57730), (5522, 46115), (5773, 44110), (8822, 28865), (9223, 27610), (11546, 22055), (13805, 18446)]