64200705

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{491}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 107688960

約数和(自身を除く): 43488255

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 379, 491, 1137, 1473, 1895, 2455, 5685, 7365, 8717, 11293, 26151, 33879, 43585, 56465, 130755, 169395, 186089, 558267, 930445, 2791335, 4280047, 12840141, 21400235, 64200705]

約数ペア:

[(1, 64200705), (3, 21400235), (5, 12840141), (15, 4280047), (23, 2791335), (69, 930445), (115, 558267), (345, 186089), (379, 169395), (491, 130755), (1137, 56465), (1473, 43585), (1895, 33879), (2455, 26151), (5685, 11293), (7365, 8717)]