212357425

素因数分解:

$5^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{757}}^1$

素因数の和:1010

約数の個数: 36

約数和(自身を含む): 308058780

約数和(自身を除く): 95701355

約数列:

[1, 5, 7, 25, 35, 49, 175, 229, 245, 757, 1145, 1225, 1603, 3785, 5299, 5725, 8015, 11221, 18925, 26495, 37093, 40075, 56105, 132475, 173353, 185465, 280525, 866765, 927325, 1213471, 4333825, 6067355, 8494297, 30336775, 42471485, 212357425]

約数ペア:

[(1, 212357425), (5, 42471485), (7, 30336775), (25, 8494297), (35, 6067355), (49, 4333825), (175, 1213471), (229, 927325), (245, 866765), (757, 280525), (1145, 185465), (1225, 173353), (1603, 132475), (3785, 56105), (5299, 40075), (5725, 37093), (8015, 26495), (11221, 18925)]