25763780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1129}}^1$

素因数の和:1308

約数の個数: 48

約数和(自身を含む): 62267520

約数和(自身を除く): 36503740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1129, 1141, 1630, 2258, 2282, 3260, 4516, 4564, 5645, 5705, 7903, 11290, 11410, 15806, 22580, 22820, 31612, 39515, 79030, 158060, 184027, 368054, 736108, 920135, 1288189, 1840270, 2576378, 3680540, 5152756, 6440945, 12881890, 25763780]

約数ペア:

[(1, 25763780), (2, 12881890), (4, 6440945), (5, 5152756), (7, 3680540), (10, 2576378), (14, 1840270), (20, 1288189), (28, 920135), (35, 736108), (70, 368054), (140, 184027), (163, 158060), (326, 79030), (652, 39515), (815, 31612), (1129, 22820), (1141, 22580), (1630, 15806), (2258, 11410), (2282, 11290), (3260, 7903), (4516, 5705), (4564, 5645)]