401024500

素因数分解:

$2^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:518

約数の個数: 96

約数和(自身を含む): 918721440

約数和(自身を除く): 517696940

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 53, 74, 100, 106, 125, 148, 185, 212, 250, 265, 370, 409, 500, 530, 740, 818, 925, 1060, 1325, 1636, 1850, 1961, 2045, 2650, 3700, 3922, 4090, 4625, 5300, 6625, 7844, 8180, 9250, 9805, 10225, 13250, 15133, 18500, 19610, 20450, 21677, 26500, 30266, 39220, 40900, 43354, 49025, 51125, 60532, 75665, 86708, 98050, 102250, 108385, 151330, 196100, 204500, 216770, 245125, 302660, 378325, 433540, 490250, 541925, 756650, 802049, 980500, 1083850, 1513300, 1604098, 1891625, 2167700, 2709625, 3208196, 3783250, 4010245, 5419250, 7566500, 8020490, 10838500, 16040980, 20051225, 40102450, 80204900, 100256125, 200512250, 401024500]

約数ペア:

[(1, 401024500), (2, 200512250), (4, 100256125), (5, 80204900), (10, 40102450), (20, 20051225), (25, 16040980), (37, 10838500), (50, 8020490), (53, 7566500), (74, 5419250), (100, 4010245), (106, 3783250), (125, 3208196), (148, 2709625), (185, 2167700), (212, 1891625), (250, 1604098), (265, 1513300), (370, 1083850), (409, 980500), (500, 802049), (530, 756650), (740, 541925), (818, 490250), (925, 433540), (1060, 378325), (1325, 302660), (1636, 245125), (1850, 216770), (1961, 204500), (2045, 196100), (2650, 151330), (3700, 108385), (3922, 102250), (4090, 98050), (4625, 86708), (5300, 75665), (6625, 60532), (7844, 51125), (8180, 49025), (9250, 43354), (9805, 40900), (10225, 39220), (13250, 30266), (15133, 26500), (18500, 21677), (19610, 20450)]