291214900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{153271}}^1$

素因数の和:153304

約数の個数: 36

約数和(自身を含む): 665200480

約数和(自身を除く): 373985580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 153271, 306542, 613084, 766355, 1532710, 2912149, 3065420, 3831775, 5824298, 7663550, 11648596, 14560745, 15327100, 29121490, 58242980, 72803725, 145607450, 291214900]

約数ペア:

[(1, 291214900), (2, 145607450), (4, 72803725), (5, 58242980), (10, 29121490), (19, 15327100), (20, 14560745), (25, 11648596), (38, 7663550), (50, 5824298), (76, 3831775), (95, 3065420), (100, 2912149), (190, 1532710), (380, 766355), (475, 613084), (950, 306542), (1900, 153271)]