81587256

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2423}}^1$

素因数の和:2516

約数の個数: 64

約数和(自身を含む): 216414720

約数和(自身を除く): 134827464

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 61, 69, 92, 122, 138, 183, 184, 244, 276, 366, 488, 552, 732, 1403, 1464, 2423, 2806, 4209, 4846, 5612, 7269, 8418, 9692, 11224, 14538, 16836, 19384, 29076, 33672, 55729, 58152, 111458, 147803, 167187, 222916, 295606, 334374, 443409, 445832, 591212, 668748, 886818, 1182424, 1337496, 1773636, 3399469, 3547272, 6798938, 10198407, 13597876, 20396814, 27195752, 40793628, 81587256]

約数ペア:

[(1, 81587256), (2, 40793628), (3, 27195752), (4, 20396814), (6, 13597876), (8, 10198407), (12, 6798938), (23, 3547272), (24, 3399469), (46, 1773636), (61, 1337496), (69, 1182424), (92, 886818), (122, 668748), (138, 591212), (183, 445832), (184, 443409), (244, 334374), (276, 295606), (366, 222916), (488, 167187), (552, 147803), (732, 111458), (1403, 58152), (1464, 55729), (2423, 33672), (2806, 29076), (4209, 19384), (4846, 16836), (5612, 14538), (7269, 11224), (8418, 9692)]