16131200

素因数分解:

$2^7\times 5^2\times {\mathrm{71}}^2$

素因数の和:166

約数の個数: 72

約数和(自身を含む): 40418265

約数和(自身を除く): 24287065

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 128, 142, 160, 200, 284, 320, 355, 400, 568, 640, 710, 800, 1136, 1420, 1600, 1775, 2272, 2840, 3200, 3550, 4544, 5041, 5680, 7100, 9088, 10082, 11360, 14200, 20164, 22720, 25205, 28400, 40328, 45440, 50410, 56800, 80656, 100820, 113600, 126025, 161312, 201640, 227200, 252050, 322624, 403280, 504100, 645248, 806560, 1008200, 1613120, 2016400, 3226240, 4032800, 8065600, 16131200]

約数ペア:

[(1, 16131200), (2, 8065600), (4, 4032800), (5, 3226240), (8, 2016400), (10, 1613120), (16, 1008200), (20, 806560), (25, 645248), (32, 504100), (40, 403280), (50, 322624), (64, 252050), (71, 227200), (80, 201640), (100, 161312), (128, 126025), (142, 113600), (160, 100820), (200, 80656), (284, 56800), (320, 50410), (355, 45440), (400, 40328), (568, 28400), (640, 25205), (710, 22720), (800, 20164), (1136, 14200), (1420, 11360), (1600, 10082), (1775, 9088), (2272, 7100), (2840, 5680), (3200, 5041), (3550, 4544)]