28511500

素因数分解:

$2^2\times 5^3\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:595

約数の個数: 48

約数和(自身を含む): 62899200

約数和(自身を除く): 34387700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 127, 250, 254, 449, 500, 508, 635, 898, 1270, 1796, 2245, 2540, 3175, 4490, 6350, 8980, 11225, 12700, 15875, 22450, 31750, 44900, 56125, 57023, 63500, 112250, 114046, 224500, 228092, 285115, 570230, 1140460, 1425575, 2851150, 5702300, 7127875, 14255750, 28511500]

約数ペア:

[(1, 28511500), (2, 14255750), (4, 7127875), (5, 5702300), (10, 2851150), (20, 1425575), (25, 1140460), (50, 570230), (100, 285115), (125, 228092), (127, 224500), (250, 114046), (254, 112250), (449, 63500), (500, 57023), (508, 56125), (635, 44900), (898, 31750), (1270, 22450), (1796, 15875), (2245, 12700), (2540, 11225), (3175, 8980), (4490, 6350)]