51332225

素因数分解:

$5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^2$

素因数の和:222

約数の個数: 36

約数和(自身を含む): 75245184

約数和(自身を除く): 23912959

約数列:

[1, 5, 7, 25, 35, 47, 79, 175, 235, 329, 395, 553, 1175, 1645, 1975, 2765, 3713, 6241, 8225, 13825, 18565, 25991, 31205, 43687, 92825, 129955, 156025, 218435, 293327, 649775, 1092175, 1466635, 2053289, 7333175, 10266445, 51332225]

約数ペア:

[(1, 51332225), (5, 10266445), (7, 7333175), (25, 2053289), (35, 1466635), (47, 1092175), (79, 649775), (175, 293327), (235, 218435), (329, 156025), (395, 129955), (553, 92825), (1175, 43687), (1645, 31205), (1975, 25991), (2765, 18565), (3713, 13825), (6241, 8225)]