949018900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{431}}^1$

素因数の和:769

約数の個数: 72

約数和(自身を含む): 2094615936

約数和(自身を除く): 1145597036

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 227, 388, 431, 454, 485, 862, 908, 970, 1135, 1724, 1940, 2155, 2270, 2425, 4310, 4540, 4850, 5675, 8620, 9700, 10775, 11350, 21550, 22019, 22700, 41807, 43100, 44038, 83614, 88076, 97837, 110095, 167228, 195674, 209035, 220190, 391348, 418070, 440380, 489185, 550475, 836140, 978370, 1045175, 1100950, 1956740, 2090350, 2201900, 2445925, 4180700, 4891850, 9490189, 9783700, 18980378, 37960756, 47450945, 94901890, 189803780, 237254725, 474509450, 949018900]

約数ペア:

[(1, 949018900), (2, 474509450), (4, 237254725), (5, 189803780), (10, 94901890), (20, 47450945), (25, 37960756), (50, 18980378), (97, 9783700), (100, 9490189), (194, 4891850), (227, 4180700), (388, 2445925), (431, 2201900), (454, 2090350), (485, 1956740), (862, 1100950), (908, 1045175), (970, 978370), (1135, 836140), (1724, 550475), (1940, 489185), (2155, 440380), (2270, 418070), (2425, 391348), (4310, 220190), (4540, 209035), (4850, 195674), (5675, 167228), (8620, 110095), (9700, 97837), (10775, 88076), (11350, 83614), (21550, 44038), (22019, 43100), (22700, 41807)]