65993620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{42853}}^1$

素因数の和:42880

約数の個数: 48

約数和(自身を含む): 172787328

約数和(自身を除く): 106793708

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 42853, 85706, 171412, 214265, 299971, 428530, 471383, 599942, 857060, 942766, 1199884, 1499855, 1885532, 2356915, 2999710, 3299681, 4713830, 5999420, 6599362, 9427660, 13198724, 16498405, 32996810, 65993620]

約数ペア:

[(1, 65993620), (2, 32996810), (4, 16498405), (5, 13198724), (7, 9427660), (10, 6599362), (11, 5999420), (14, 4713830), (20, 3299681), (22, 2999710), (28, 2356915), (35, 1885532), (44, 1499855), (55, 1199884), (70, 942766), (77, 857060), (110, 599942), (140, 471383), (154, 428530), (220, 299971), (308, 214265), (385, 171412), (770, 85706), (1540, 42853)]