2016198100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{411469}}^1$

素因数の和:411497

約数の個数: 54

約数和(自身を含む): 5089472430

約数和(自身を除く): 3073274330

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, 411469, 822938, 1645876, 2057345, 2880283, 4114690, 5760566, 8229380, 10286725, 11521132, 14401415, 20161981, 20573450, 28802830, 40323962, 41146900, 57605660, 72007075, 80647924, 100809905, 144014150, 201619810, 288028300, 403239620, 504049525, 1008099050, 2016198100]

約数ペア:

[(1, 2016198100), (2, 1008099050), (4, 504049525), (5, 403239620), (7, 288028300), (10, 201619810), (14, 144014150), (20, 100809905), (25, 80647924), (28, 72007075), (35, 57605660), (49, 41146900), (50, 40323962), (70, 28802830), (98, 20573450), (100, 20161981), (140, 14401415), (175, 11521132), (196, 10286725), (245, 8229380), (350, 5760566), (490, 4114690), (700, 2880283), (980, 2057345), (1225, 1645876), (2450, 822938), (4900, 411469)]