51290500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{5399}}^1$

素因数の和:5437

約数の個数: 48

約数和(自身を含む): 117936000

約数和(自身を除く): 66645500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 5399, 9500, 10798, 21596, 26995, 53990, 102581, 107980, 134975, 205162, 269950, 410324, 512905, 539900, 674875, 1025810, 1349750, 2051620, 2564525, 2699500, 5129050, 10258100, 12822625, 25645250, 51290500]

約数ペア:

[(1, 51290500), (2, 25645250), (4, 12822625), (5, 10258100), (10, 5129050), (19, 2699500), (20, 2564525), (25, 2051620), (38, 1349750), (50, 1025810), (76, 674875), (95, 539900), (100, 512905), (125, 410324), (190, 269950), (250, 205162), (380, 134975), (475, 107980), (500, 102581), (950, 53990), (1900, 26995), (2375, 21596), (4750, 10798), (5399, 9500)]