71575900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2099}}^1$

素因数の和:2155

約数の個数: 72

約数和(自身を含む): 174988800

約数和(自身を除く): 103412900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 124, 155, 220, 275, 310, 341, 550, 620, 682, 775, 1100, 1364, 1550, 1705, 2099, 3100, 3410, 4198, 6820, 8396, 8525, 10495, 17050, 20990, 23089, 34100, 41980, 46178, 52475, 65069, 92356, 104950, 115445, 130138, 209900, 230890, 260276, 325345, 461780, 577225, 650690, 715759, 1154450, 1301380, 1431518, 1626725, 2308900, 2863036, 3253450, 3578795, 6506900, 7157590, 14315180, 17893975, 35787950, 71575900]

約数ペア:

[(1, 71575900), (2, 35787950), (4, 17893975), (5, 14315180), (10, 7157590), (11, 6506900), (20, 3578795), (22, 3253450), (25, 2863036), (31, 2308900), (44, 1626725), (50, 1431518), (55, 1301380), (62, 1154450), (100, 715759), (110, 650690), (124, 577225), (155, 461780), (220, 325345), (275, 260276), (310, 230890), (341, 209900), (550, 130138), (620, 115445), (682, 104950), (775, 92356), (1100, 65069), (1364, 52475), (1550, 46178), (1705, 41980), (2099, 34100), (3100, 23089), (3410, 20990), (4198, 17050), (6820, 10495), (8396, 8525)]