81611650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{317}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 160882560

約数和(自身を除く): 79270910

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 271, 317, 475, 542, 634, 950, 1355, 1585, 2710, 3170, 5149, 6023, 6775, 7925, 10298, 12046, 13550, 15850, 25745, 30115, 51490, 60230, 85907, 128725, 150575, 171814, 257450, 301150, 429535, 859070, 1632233, 2147675, 3264466, 4295350, 8161165, 16322330, 40805825, 81611650]

約数ペア:

[(1, 81611650), (2, 40805825), (5, 16322330), (10, 8161165), (19, 4295350), (25, 3264466), (38, 2147675), (50, 1632233), (95, 859070), (190, 429535), (271, 301150), (317, 257450), (475, 171814), (542, 150575), (634, 128725), (950, 85907), (1355, 60230), (1585, 51490), (2710, 30115), (3170, 25745), (5149, 15850), (6023, 13550), (6775, 12046), (7925, 10298)]