42719425

素因数分解:

$5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:878

約数の個数: 36

約数和(自身を含む): 63131376

約数和(自身を除く): 20411951

約数列:

[1, 5, 7, 25, 35, 43, 49, 175, 215, 245, 301, 811, 1075, 1225, 1505, 2107, 4055, 5677, 7525, 10535, 20275, 28385, 34873, 39739, 52675, 141925, 174365, 198695, 244111, 871825, 993475, 1220555, 1708777, 6102775, 8543885, 42719425]

約数ペア:

[(1, 42719425), (5, 8543885), (7, 6102775), (25, 1708777), (35, 1220555), (43, 993475), (49, 871825), (175, 244111), (215, 198695), (245, 174365), (301, 141925), (811, 52675), (1075, 39739), (1225, 34873), (1505, 28385), (2107, 20275), (4055, 10535), (5677, 7525)]