84711025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 128464000

約数和(自身を除く): 43752975

約数列:

[1, 5, 7, 19, 25, 35, 73, 95, 133, 175, 349, 365, 475, 511, 665, 1387, 1745, 1825, 2443, 2555, 3325, 6631, 6935, 8725, 9709, 12215, 12775, 25477, 33155, 34675, 46417, 48545, 61075, 127385, 165775, 178339, 232085, 242725, 484063, 636925, 891695, 1160425, 2420315, 3388441, 4458475, 12101575, 16942205, 84711025]

約数ペア:

[(1, 84711025), (5, 16942205), (7, 12101575), (19, 4458475), (25, 3388441), (35, 2420315), (73, 1160425), (95, 891695), (133, 636925), (175, 484063), (349, 242725), (365, 232085), (475, 178339), (511, 165775), (665, 127385), (1387, 61075), (1745, 48545), (1825, 46417), (2443, 34675), (2555, 33155), (3325, 25477), (6631, 12775), (6935, 12215), (8725, 9709)]