262047100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{53479}}^1$

素因数の和:53507

約数の個数: 54

約数和(自身を含む): 661494120

約数和(自身を除く): 399447020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 53479, 106958, 213916, 267395, 374353, 534790, 748706, 1069580, 1336975, 1497412, 1871765, 2620471, 2673950, 3743530, 5240942, 5347900, 7487060, 9358825, 10481884, 13102355, 18717650, 26204710, 37435300, 52409420, 65511775, 131023550, 262047100]

約数ペア:

[(1, 262047100), (2, 131023550), (4, 65511775), (5, 52409420), (7, 37435300), (10, 26204710), (14, 18717650), (20, 13102355), (25, 10481884), (28, 9358825), (35, 7487060), (49, 5347900), (50, 5240942), (70, 3743530), (98, 2673950), (100, 2620471), (140, 1871765), (175, 1497412), (196, 1336975), (245, 1069580), (350, 748706), (490, 534790), (700, 374353), (980, 267395), (1225, 213916), (2450, 106958), (4900, 53479)]