51874840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 122290560

約数和(自身を除く): 70415720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 673, 820, 940, 1346, 1640, 1880, 1927, 2692, 3365, 3854, 5384, 6730, 7708, 9635, 13460, 15416, 19270, 26920, 27593, 31631, 38540, 55186, 63262, 77080, 110372, 126524, 137965, 158155, 220744, 253048, 275930, 316310, 551860, 632620, 1103720, 1265240, 1296871, 2593742, 5187484, 6484355, 10374968, 12968710, 25937420, 51874840]

約数ペア:

[(1, 51874840), (2, 25937420), (4, 12968710), (5, 10374968), (8, 6484355), (10, 5187484), (20, 2593742), (40, 1296871), (41, 1265240), (47, 1103720), (82, 632620), (94, 551860), (164, 316310), (188, 275930), (205, 253048), (235, 220744), (328, 158155), (376, 137965), (410, 126524), (470, 110372), (673, 77080), (820, 63262), (940, 55186), (1346, 38540), (1640, 31631), (1880, 27593), (1927, 26920), (2692, 19270), (3365, 15416), (3854, 13460), (5384, 9635), (6730, 7708)]