72591880

素因数分解:

$2^3\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{1453}}^1$

素因数の和:2713

約数の個数: 32

約数和(自身を含む): 163575000

約数和(自身を除く): 90983120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1249, 1453, 2498, 2906, 4996, 5812, 6245, 7265, 9992, 11624, 12490, 14530, 24980, 29060, 49960, 58120, 1814797, 3629594, 7259188, 9073985, 14518376, 18147970, 36295940, 72591880]

約数ペア:

[(1, 72591880), (2, 36295940), (4, 18147970), (5, 14518376), (8, 9073985), (10, 7259188), (20, 3629594), (40, 1814797), (1249, 58120), (1453, 49960), (2498, 29060), (2906, 24980), (4996, 14530), (5812, 12490), (6245, 11624), (7265, 9992)]