28277600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2719}}^1$

素因数の和:2752

約数の個数: 72

約数和(自身を含む): 74370240

約数和(自身を除く): 46092640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 2719, 5200, 5438, 10400, 10876, 13595, 21752, 27190, 35347, 43504, 54380, 67975, 70694, 87008, 108760, 135950, 141388, 176735, 217520, 271900, 282776, 353470, 435040, 543800, 565552, 706940, 883675, 1087600, 1131104, 1413880, 1767350, 2175200, 2827760, 3534700, 5655520, 7069400, 14138800, 28277600]

約数ペア:

[(1, 28277600), (2, 14138800), (4, 7069400), (5, 5655520), (8, 3534700), (10, 2827760), (13, 2175200), (16, 1767350), (20, 1413880), (25, 1131104), (26, 1087600), (32, 883675), (40, 706940), (50, 565552), (52, 543800), (65, 435040), (80, 353470), (100, 282776), (104, 271900), (130, 217520), (160, 176735), (200, 141388), (208, 135950), (260, 108760), (325, 87008), (400, 70694), (416, 67975), (520, 54380), (650, 43504), (800, 35347), (1040, 27190), (1300, 21752), (2080, 13595), (2600, 10876), (2719, 10400), (5200, 5438)]