30885925

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1327}}^1$

素因数の和:1370

約数の個数: 36

約数和(自身を含む): 46931520

約数和(自身を除く): 16045595

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 133, 175, 245, 475, 665, 931, 1225, 1327, 3325, 4655, 6635, 9289, 23275, 25213, 33175, 46445, 65023, 126065, 176491, 232225, 325115, 630325, 882455, 1235437, 1625575, 4412275, 6177185, 30885925]

約数ペア:

[(1, 30885925), (5, 6177185), (7, 4412275), (19, 1625575), (25, 1235437), (35, 882455), (49, 630325), (95, 325115), (133, 232225), (175, 176491), (245, 126065), (475, 65023), (665, 46445), (931, 33175), (1225, 25213), (1327, 23275), (3325, 9289), (4655, 6635)]