99280580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1823}}^1$

素因数の和:2228

約数の個数: 48

約数和(自身を含む): 239016960

約数和(自身を除く): 139736380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389, 778, 1556, 1823, 1945, 2723, 3646, 3890, 5446, 7292, 7780, 9115, 10892, 12761, 13615, 18230, 25522, 27230, 36460, 51044, 54460, 63805, 127610, 255220, 709147, 1418294, 2836588, 3545735, 4964029, 7091470, 9928058, 14182940, 19856116, 24820145, 49640290, 99280580]

約数ペア:

[(1, 99280580), (2, 49640290), (4, 24820145), (5, 19856116), (7, 14182940), (10, 9928058), (14, 7091470), (20, 4964029), (28, 3545735), (35, 2836588), (70, 1418294), (140, 709147), (389, 255220), (778, 127610), (1556, 63805), (1823, 54460), (1945, 51044), (2723, 36460), (3646, 27230), (3890, 25522), (5446, 18230), (7292, 13615), (7780, 12761), (9115, 10892)]