25795840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{2879}}^1$

素因数の和:2907

約数の個数: 72

約数和(自身を含む): 70640640

約数和(自身を除く): 44844800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 2879, 4480, 5758, 8960, 11516, 14395, 20153, 23032, 28790, 40306, 46064, 57580, 80612, 92128, 100765, 115160, 161224, 184256, 201530, 230320, 322448, 368512, 403060, 460640, 644896, 737024, 806120, 921280, 1289792, 1612240, 1842560, 2579584, 3224480, 3685120, 5159168, 6448960, 12897920, 25795840]

約数ペア:

[(1, 25795840), (2, 12897920), (4, 6448960), (5, 5159168), (7, 3685120), (8, 3224480), (10, 2579584), (14, 1842560), (16, 1612240), (20, 1289792), (28, 921280), (32, 806120), (35, 737024), (40, 644896), (56, 460640), (64, 403060), (70, 368512), (80, 322448), (112, 230320), (128, 201530), (140, 184256), (160, 161224), (224, 115160), (256, 100765), (280, 92128), (320, 80612), (448, 57580), (560, 46064), (640, 40306), (896, 28790), (1120, 23032), (1280, 20153), (1792, 14395), (2240, 11516), (2879, 8960), (4480, 5758)]