208745210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{64627}}^1$

素因数の和:64670

約数の個数: 32

約数和(自身を含む): 418789440

約数和(自身を除く): 210044230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 64627, 129254, 323135, 646270, 1098659, 1227913, 2197318, 2455826, 5493295, 6139565, 10986590, 12279130, 20874521, 41749042, 104372605, 208745210]

約数ペア:

[(1, 208745210), (2, 104372605), (5, 41749042), (10, 20874521), (17, 12279130), (19, 10986590), (34, 6139565), (38, 5493295), (85, 2455826), (95, 2197318), (170, 1227913), (190, 1098659), (323, 646270), (646, 323135), (1615, 129254), (3230, 64627)]