81978692

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{593}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 161663040

約数和(自身を除く): 79684348

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 107, 214, 323, 428, 593, 646, 1186, 1292, 1819, 2033, 2372, 3638, 4066, 7276, 8132, 10081, 11267, 20162, 22534, 34561, 40324, 45068, 63451, 69122, 126902, 138244, 191539, 253804, 383078, 766156, 1078667, 1205569, 2157334, 2411138, 4314668, 4822276, 20494673, 40989346, 81978692]

約数ペア:

[(1, 81978692), (2, 40989346), (4, 20494673), (17, 4822276), (19, 4314668), (34, 2411138), (38, 2157334), (68, 1205569), (76, 1078667), (107, 766156), (214, 383078), (323, 253804), (428, 191539), (593, 138244), (646, 126902), (1186, 69122), (1292, 63451), (1819, 45068), (2033, 40324), (2372, 34561), (3638, 22534), (4066, 20162), (7276, 11267), (8132, 10081)]