25835524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 56052864

約数和(自身を除く): 30217340

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 47, 52, 62, 94, 124, 143, 188, 286, 341, 403, 517, 572, 611, 682, 806, 961, 1034, 1222, 1364, 1457, 1612, 1922, 2068, 2444, 2914, 3844, 4433, 5828, 6721, 8866, 10571, 12493, 13442, 16027, 17732, 18941, 21142, 24986, 26884, 32054, 37882, 42284, 45167, 49972, 64108, 75764, 90334, 137423, 180668, 208351, 274846, 416702, 496837, 549692, 587171, 833404, 993674, 1174342, 1987348, 2348684, 6458881, 12917762, 25835524]

約数ペア:

[(1, 25835524), (2, 12917762), (4, 6458881), (11, 2348684), (13, 1987348), (22, 1174342), (26, 993674), (31, 833404), (44, 587171), (47, 549692), (52, 496837), (62, 416702), (94, 274846), (124, 208351), (143, 180668), (188, 137423), (286, 90334), (341, 75764), (403, 64108), (517, 49972), (572, 45167), (611, 42284), (682, 37882), (806, 32054), (961, 26884), (1034, 24986), (1222, 21142), (1364, 18941), (1457, 17732), (1612, 16027), (1922, 13442), (2068, 12493), (2444, 10571), (2914, 8866), (3844, 6721), (4433, 5828)]