38639350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 76669200

約数和(自身を除く): 38029850

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 89, 95, 178, 190, 445, 457, 475, 890, 914, 950, 1691, 2225, 2285, 3382, 4450, 4570, 8455, 8683, 11425, 16910, 17366, 22850, 40673, 42275, 43415, 81346, 84550, 86830, 203365, 217075, 406730, 434150, 772787, 1016825, 1545574, 2033650, 3863935, 7727870, 19319675, 38639350]

約数ペア:

[(1, 38639350), (2, 19319675), (5, 7727870), (10, 3863935), (19, 2033650), (25, 1545574), (38, 1016825), (50, 772787), (89, 434150), (95, 406730), (178, 217075), (190, 203365), (445, 86830), (457, 84550), (475, 81346), (890, 43415), (914, 42275), (950, 40673), (1691, 22850), (2225, 17366), (2285, 16910), (3382, 11425), (4450, 8683), (4570, 8455)]