82512640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{9209}}^1$

素因数の和:9237

約数の個数: 72

約数和(自身を含む): 225902880

約数和(自身を除く): 143390240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 9209, 18418, 36836, 46045, 64463, 73672, 92090, 128926, 147344, 184180, 257852, 294688, 322315, 368360, 515704, 589376, 644630, 736720, 1031408, 1178752, 1289260, 1473440, 2062816, 2357504, 2578520, 2946880, 4125632, 5157040, 5893760, 8251264, 10314080, 11787520, 16502528, 20628160, 41256320, 82512640]

約数ペア:

[(1, 82512640), (2, 41256320), (4, 20628160), (5, 16502528), (7, 11787520), (8, 10314080), (10, 8251264), (14, 5893760), (16, 5157040), (20, 4125632), (28, 2946880), (32, 2578520), (35, 2357504), (40, 2062816), (56, 1473440), (64, 1289260), (70, 1178752), (80, 1031408), (112, 736720), (128, 644630), (140, 589376), (160, 515704), (224, 368360), (256, 322315), (280, 294688), (320, 257852), (448, 184180), (560, 147344), (640, 128926), (896, 92090), (1120, 73672), (1280, 64463), (1792, 46045), (2240, 36836), (4480, 18418), (8960, 9209)]