68391200

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1613}}^1$

素因数の和:1686

約数の個数: 72

約数和(自身を含む): 170215668

約数和(自身を除く): 101824468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 160, 200, 212, 265, 400, 424, 530, 800, 848, 1060, 1325, 1613, 1696, 2120, 2650, 3226, 4240, 5300, 6452, 8065, 8480, 10600, 12904, 16130, 21200, 25808, 32260, 40325, 42400, 51616, 64520, 80650, 85489, 129040, 161300, 170978, 258080, 322600, 341956, 427445, 645200, 683912, 854890, 1290400, 1367824, 1709780, 2137225, 2735648, 3419560, 4274450, 6839120, 8548900, 13678240, 17097800, 34195600, 68391200]

約数ペア:

[(1, 68391200), (2, 34195600), (4, 17097800), (5, 13678240), (8, 8548900), (10, 6839120), (16, 4274450), (20, 3419560), (25, 2735648), (32, 2137225), (40, 1709780), (50, 1367824), (53, 1290400), (80, 854890), (100, 683912), (106, 645200), (160, 427445), (200, 341956), (212, 322600), (265, 258080), (400, 170978), (424, 161300), (530, 129040), (800, 85489), (848, 80650), (1060, 64520), (1325, 51616), (1613, 42400), (1696, 40325), (2120, 32260), (2650, 25808), (3226, 21200), (4240, 16130), (5300, 12904), (6452, 10600), (8065, 8480)]