8081650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 16248960

約数和(自身を除く): 8167310

約数列:

[1, 2, 5, 10, 19, 25, 38, 47, 50, 94, 95, 181, 190, 235, 362, 470, 475, 893, 905, 950, 1175, 1786, 1810, 2350, 3439, 4465, 4525, 6878, 8507, 8930, 9050, 17014, 17195, 22325, 34390, 42535, 44650, 85070, 85975, 161633, 171950, 212675, 323266, 425350, 808165, 1616330, 4040825, 8081650]

約数ペア:

[(1, 8081650), (2, 4040825), (5, 1616330), (10, 808165), (19, 425350), (25, 323266), (38, 212675), (47, 171950), (50, 161633), (94, 85975), (95, 85070), (181, 44650), (190, 42535), (235, 34390), (362, 22325), (470, 17195), (475, 17014), (893, 9050), (905, 8930), (950, 8507), (1175, 6878), (1786, 4525), (1810, 4465), (2350, 3439)]