213424900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{164173}}^1$

素因数の和:164200

約数の個数: 36

約数和(自身を含む): 498760612

約数和(自身を除く): 285335712

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 164173, 328346, 656692, 820865, 1641730, 2134249, 3283460, 4104325, 4268498, 8208650, 8536996, 10671245, 16417300, 21342490, 42684980, 53356225, 106712450, 213424900]

約数ペア:

[(1, 213424900), (2, 106712450), (4, 53356225), (5, 42684980), (10, 21342490), (13, 16417300), (20, 10671245), (25, 8536996), (26, 8208650), (50, 4268498), (52, 4104325), (65, 3283460), (100, 2134249), (130, 1641730), (260, 820865), (325, 656692), (650, 328346), (1300, 164173)]