128062500

素因数分解:

$2^2\times 3^1\times 5^6\times {\mathrm{683}}^1$

素因数の和:720

約数の個数: 84

約数和(自身を含む): 374057712

約数和(自身を除く): 245995212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 683, 750, 1250, 1366, 1500, 1875, 2049, 2500, 2732, 3125, 3415, 3750, 4098, 6250, 6830, 7500, 8196, 9375, 10245, 12500, 13660, 15625, 17075, 18750, 20490, 31250, 34150, 37500, 40980, 46875, 51225, 62500, 68300, 85375, 93750, 102450, 170750, 187500, 204900, 256125, 341500, 426875, 512250, 853750, 1024500, 1280625, 1707500, 2134375, 2561250, 4268750, 5122500, 6403125, 8537500, 10671875, 12806250, 21343750, 25612500, 32015625, 42687500, 64031250, 128062500]

約数ペア:

[(1, 128062500), (2, 64031250), (3, 42687500), (4, 32015625), (5, 25612500), (6, 21343750), (10, 12806250), (12, 10671875), (15, 8537500), (20, 6403125), (25, 5122500), (30, 4268750), (50, 2561250), (60, 2134375), (75, 1707500), (100, 1280625), (125, 1024500), (150, 853750), (250, 512250), (300, 426875), (375, 341500), (500, 256125), (625, 204900), (683, 187500), (750, 170750), (1250, 102450), (1366, 93750), (1500, 85375), (1875, 68300), (2049, 62500), (2500, 51225), (2732, 46875), (3125, 40980), (3415, 37500), (3750, 34150), (4098, 31250), (6250, 20490), (6830, 18750), (7500, 17075), (8196, 15625), (9375, 13660), (10245, 12500)]