219310850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1409}}^1$

素因数の和:1715

約数の個数: 48

約数和(自身を含む): 446891040

約数和(自身を除く): 227580190

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 283, 550, 566, 1409, 1415, 2818, 2830, 3113, 6226, 7045, 7075, 14090, 14150, 15499, 15565, 30998, 31130, 35225, 70450, 77495, 77825, 154990, 155650, 387475, 398747, 774950, 797494, 1993735, 3987470, 4386217, 8772434, 9968675, 19937350, 21931085, 43862170, 109655425, 219310850]

約数ペア:

[(1, 219310850), (2, 109655425), (5, 43862170), (10, 21931085), (11, 19937350), (22, 9968675), (25, 8772434), (50, 4386217), (55, 3987470), (110, 1993735), (275, 797494), (283, 774950), (550, 398747), (566, 387475), (1409, 155650), (1415, 154990), (2818, 77825), (2830, 77495), (3113, 70450), (6226, 35225), (7045, 31130), (7075, 30998), (14090, 15565), (14150, 15499)]