163628075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 229152000

約数和(自身を除く): 65523925

約数列:

[1, 5, 13, 25, 31, 65, 109, 149, 155, 325, 403, 545, 745, 775, 1417, 1937, 2015, 2725, 3379, 3725, 4619, 7085, 9685, 10075, 16241, 16895, 23095, 35425, 43927, 48425, 60047, 81205, 84475, 115475, 211133, 219635, 300235, 406025, 503471, 1055665, 1098175, 1501175, 2517355, 5278325, 6545123, 12586775, 32725615, 163628075]

約数ペア:

[(1, 163628075), (5, 32725615), (13, 12586775), (25, 6545123), (31, 5278325), (65, 2517355), (109, 1501175), (149, 1098175), (155, 1055665), (325, 503471), (403, 406025), (545, 300235), (745, 219635), (775, 211133), (1417, 115475), (1937, 84475), (2015, 81205), (2725, 60047), (3379, 48425), (3725, 43927), (4619, 35425), (7085, 23095), (9685, 16895), (10075, 16241)]