38975000

素因数分解:

$2^3\times 5^5\times {\mathrm{1559}}^1$

素因数の和:1590

約数の個数: 48

約数和(自身を含む): 91400400

約数和(自身を除く): 52425400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 1559, 2500, 3118, 3125, 5000, 6236, 6250, 7795, 12472, 12500, 15590, 25000, 31180, 38975, 62360, 77950, 155900, 194875, 311800, 389750, 779500, 974375, 1559000, 1948750, 3897500, 4871875, 7795000, 9743750, 19487500, 38975000]

約数ペア:

[(1, 38975000), (2, 19487500), (4, 9743750), (5, 7795000), (8, 4871875), (10, 3897500), (20, 1948750), (25, 1559000), (40, 974375), (50, 779500), (100, 389750), (125, 311800), (200, 194875), (250, 155900), (500, 77950), (625, 62360), (1000, 38975), (1250, 31180), (1559, 25000), (2500, 15590), (3118, 12500), (3125, 12472), (5000, 7795), (6236, 6250)]