2013487225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1259}}^1$

素因数の和:1410

約数の個数: 48

約数和(自身を含む): 2733575040

約数和(自身を除く): 720087815

約数列:

[1, 5, 17, 25, 53, 71, 85, 265, 355, 425, 901, 1207, 1259, 1325, 1775, 3763, 4505, 6035, 6295, 18815, 21403, 22525, 30175, 31475, 63971, 66727, 89389, 94075, 107015, 319855, 333635, 446945, 535075, 1134359, 1519613, 1599275, 1668175, 2234725, 4737617, 5671795, 7598065, 23688085, 28358975, 37990325, 80539489, 118440425, 402697445, 2013487225]

約数ペア:

[(1, 2013487225), (5, 402697445), (17, 118440425), (25, 80539489), (53, 37990325), (71, 28358975), (85, 23688085), (265, 7598065), (355, 5671795), (425, 4737617), (901, 2234725), (1207, 1668175), (1259, 1599275), (1325, 1519613), (1775, 1134359), (3763, 535075), (4505, 446945), (6035, 333635), (6295, 319855), (18815, 107015), (21403, 94075), (22525, 89389), (30175, 66727), (31475, 63971)]