1880308225

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{659}}^1\times {\mathrm{1871}}^1$

素因数の和:2601

約数の個数: 24

約数和(自身を含む): 2374669440

約数和(自身を除く): 494361215

約数列:

[1, 5, 25, 61, 305, 659, 1525, 1871, 3295, 9355, 16475, 40199, 46775, 114131, 200995, 570655, 1004975, 1232989, 2853275, 6164945, 30824725, 75212329, 376061645, 1880308225]

約数ペア:

[(1, 1880308225), (5, 376061645), (25, 75212329), (61, 30824725), (305, 6164945), (659, 2853275), (1525, 1232989), (1871, 1004975), (3295, 570655), (9355, 200995), (16475, 114131), (40199, 46775)]