164532100

素因数分解:

$2^2\times 5^2\times {\mathrm{647}}^1\times {\mathrm{2543}}^1$

素因数の和:3204

約数の個数: 36

約数和(自身を含む): 357727104

約数和(自身を除く): 193195004

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 647, 1294, 2543, 2588, 3235, 5086, 6470, 10172, 12715, 12940, 16175, 25430, 32350, 50860, 63575, 64700, 127150, 254300, 1645321, 3290642, 6581284, 8226605, 16453210, 32906420, 41133025, 82266050, 164532100]

約数ペア:

[(1, 164532100), (2, 82266050), (4, 41133025), (5, 32906420), (10, 16453210), (20, 8226605), (25, 6581284), (50, 3290642), (100, 1645321), (647, 254300), (1294, 127150), (2543, 64700), (2588, 63575), (3235, 50860), (5086, 32350), (6470, 25430), (10172, 16175), (12715, 12940)]