80698100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:454

約数の個数: 108

約数和(自身を含む): 208986624

約数和(自身を除く): 128288524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 49, 50, 70, 86, 98, 100, 140, 172, 175, 196, 215, 245, 301, 350, 383, 430, 490, 602, 700, 766, 860, 980, 1075, 1204, 1225, 1505, 1532, 1915, 2107, 2150, 2450, 2681, 3010, 3830, 4214, 4300, 4900, 5362, 6020, 7525, 7660, 8428, 9575, 10535, 10724, 13405, 15050, 16469, 18767, 19150, 21070, 26810, 30100, 32938, 37534, 38300, 42140, 52675, 53620, 65876, 67025, 75068, 82345, 93835, 105350, 115283, 134050, 164690, 187670, 210700, 230566, 268100, 329380, 375340, 411725, 461132, 469175, 576415, 806981, 823450, 938350, 1152830, 1613962, 1646900, 1876700, 2305660, 2882075, 3227924, 4034905, 5764150, 8069810, 11528300, 16139620, 20174525, 40349050, 80698100]

約数ペア:

[(1, 80698100), (2, 40349050), (4, 20174525), (5, 16139620), (7, 11528300), (10, 8069810), (14, 5764150), (20, 4034905), (25, 3227924), (28, 2882075), (35, 2305660), (43, 1876700), (49, 1646900), (50, 1613962), (70, 1152830), (86, 938350), (98, 823450), (100, 806981), (140, 576415), (172, 469175), (175, 461132), (196, 411725), (215, 375340), (245, 329380), (301, 268100), (350, 230566), (383, 210700), (430, 187670), (490, 164690), (602, 134050), (700, 115283), (766, 105350), (860, 93835), (980, 82345), (1075, 75068), (1204, 67025), (1225, 65876), (1505, 53620), (1532, 52675), (1915, 42140), (2107, 38300), (2150, 37534), (2450, 32938), (2681, 30100), (3010, 26810), (3830, 21070), (4214, 19150), (4300, 18767), (4900, 16469), (5362, 15050), (6020, 13405), (7525, 10724), (7660, 10535), (8428, 9575)]