90380302

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 146361600

約数和(自身を除く): 55981298

約数列:

[1, 2, 19, 38, 71, 139, 142, 241, 278, 482, 1349, 2641, 2698, 4579, 5282, 9158, 9869, 17111, 19738, 33499, 34222, 66998, 187511, 325109, 375022, 636481, 650218, 1272962, 2378429, 4756858, 45190151, 90380302]

約数ペア:

[(1, 90380302), (2, 45190151), (19, 4756858), (38, 2378429), (71, 1272962), (139, 650218), (142, 636481), (241, 375022), (278, 325109), (482, 187511), (1349, 66998), (2641, 34222), (2698, 33499), (4579, 19738), (5282, 17111), (9158, 9869)]