40328000

素因数分解:

$2^6\times 5^3\times {\mathrm{71}}^2$

素因数の和:169

約数の個数: 84

約数和(自身を含む): 101298756

約数和(自身を除く): 60970756

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 125, 142, 160, 200, 250, 284, 320, 355, 400, 500, 568, 710, 800, 1000, 1136, 1420, 1600, 1775, 2000, 2272, 2840, 3550, 4000, 4544, 5041, 5680, 7100, 8000, 8875, 10082, 11360, 14200, 17750, 20164, 22720, 25205, 28400, 35500, 40328, 50410, 56800, 71000, 80656, 100820, 113600, 126025, 142000, 161312, 201640, 252050, 284000, 322624, 403280, 504100, 568000, 630125, 806560, 1008200, 1260250, 1613120, 2016400, 2520500, 4032800, 5041000, 8065600, 10082000, 20164000, 40328000]

約数ペア:

[(1, 40328000), (2, 20164000), (4, 10082000), (5, 8065600), (8, 5041000), (10, 4032800), (16, 2520500), (20, 2016400), (25, 1613120), (32, 1260250), (40, 1008200), (50, 806560), (64, 630125), (71, 568000), (80, 504100), (100, 403280), (125, 322624), (142, 284000), (160, 252050), (200, 201640), (250, 161312), (284, 142000), (320, 126025), (355, 113600), (400, 100820), (500, 80656), (568, 71000), (710, 56800), (800, 50410), (1000, 40328), (1136, 35500), (1420, 28400), (1600, 25205), (1775, 22720), (2000, 20164), (2272, 17750), (2840, 14200), (3550, 11360), (4000, 10082), (4544, 8875), (5041, 8000), (5680, 7100)]