203420004500

素因数分解:

$2^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{3949903}}^1$

素因数の和:3950025

約数の個数: 48

約数和(自身を含む): 448582697472

約数和(自身を除く): 245162692972

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 125, 206, 250, 412, 500, 515, 1030, 2060, 2575, 5150, 10300, 12875, 25750, 51500, 3949903, 7899806, 15799612, 19749515, 39499030, 78998060, 98747575, 197495150, 394990300, 406840009, 493737875, 813680018, 987475750, 1627360036, 1974951500, 2034200045, 4068400090, 8136800180, 10171000225, 20342000450, 40684000900, 50855001125, 101710002250, 203420004500]

約数ペア:

[(1, 203420004500), (2, 101710002250), (4, 50855001125), (5, 40684000900), (10, 20342000450), (20, 10171000225), (25, 8136800180), (50, 4068400090), (100, 2034200045), (103, 1974951500), (125, 1627360036), (206, 987475750), (250, 813680018), (412, 493737875), (500, 406840009), (515, 394990300), (1030, 197495150), (2060, 98747575), (2575, 78998060), (5150, 39499030), (10300, 19749515), (12875, 15799612), (25750, 7899806), (51500, 3949903)]