2113100500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{86249}}^1$

素因数の和:86282

約数の個数: 72

約数和(自身を含む): 5368545000

約数和(自身を除く): 3255444500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1750, 2450, 3500, 4900, 6125, 12250, 24500, 86249, 172498, 344996, 431245, 603743, 862490, 1207486, 1724980, 2156225, 2414972, 3018715, 4226201, 4312450, 6037430, 8452402, 8624900, 10781125, 12074860, 15093575, 16904804, 21131005, 21562250, 30187150, 42262010, 43124500, 60374300, 75467875, 84524020, 105655025, 150935750, 211310050, 301871500, 422620100, 528275125, 1056550250, 2113100500]

約数ペア:

[(1, 2113100500), (2, 1056550250), (4, 528275125), (5, 422620100), (7, 301871500), (10, 211310050), (14, 150935750), (20, 105655025), (25, 84524020), (28, 75467875), (35, 60374300), (49, 43124500), (50, 42262010), (70, 30187150), (98, 21562250), (100, 21131005), (125, 16904804), (140, 15093575), (175, 12074860), (196, 10781125), (245, 8624900), (250, 8452402), (350, 6037430), (490, 4312450), (500, 4226201), (700, 3018715), (875, 2414972), (980, 2156225), (1225, 1724980), (1750, 1207486), (2450, 862490), (3500, 603743), (4900, 431245), (6125, 344996), (12250, 172498), (24500, 86249)]