70938880

素因数分解:

$2^8\times 5^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 171487512

約数和(自身を除く): 100548632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 256, 314, 320, 353, 628, 640, 706, 785, 1256, 1280, 1412, 1570, 1765, 2512, 2824, 3140, 3530, 5024, 5648, 6280, 7060, 10048, 11296, 12560, 14120, 20096, 22592, 25120, 28240, 40192, 45184, 50240, 55421, 56480, 90368, 100480, 110842, 112960, 200960, 221684, 225920, 277105, 443368, 451840, 554210, 886736, 1108420, 1773472, 2216840, 3546944, 4433680, 7093888, 8867360, 14187776, 17734720, 35469440, 70938880]

約数ペア:

[(1, 70938880), (2, 35469440), (4, 17734720), (5, 14187776), (8, 8867360), (10, 7093888), (16, 4433680), (20, 3546944), (32, 2216840), (40, 1773472), (64, 1108420), (80, 886736), (128, 554210), (157, 451840), (160, 443368), (256, 277105), (314, 225920), (320, 221684), (353, 200960), (628, 112960), (640, 110842), (706, 100480), (785, 90368), (1256, 56480), (1280, 55421), (1412, 50240), (1570, 45184), (1765, 40192), (2512, 28240), (2824, 25120), (3140, 22592), (3530, 20096), (5024, 14120), (5648, 12560), (6280, 11296), (7060, 10048)]