105105980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{107251}}^1$

素因数の和:107274

約数の個数: 36

約数和(自身を含む): 256761288

約数和(自身を除く): 151655308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 107251, 214502, 429004, 536255, 750757, 1072510, 1501514, 2145020, 3003028, 3753785, 5255299, 7507570, 10510598, 15015140, 21021196, 26276495, 52552990, 105105980]

約数ペア:

[(1, 105105980), (2, 52552990), (4, 26276495), (5, 21021196), (7, 15015140), (10, 10510598), (14, 7507570), (20, 5255299), (28, 3753785), (35, 3003028), (49, 2145020), (70, 1501514), (98, 1072510), (140, 750757), (196, 536255), (245, 429004), (490, 214502), (980, 107251)]