8665121950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1907}}^1\times {\mathrm{4783}}^1$

素因数の和:6721

約数の個数: 48

約数和(自身を含む): 16977841920

約数和(自身を除く): 8312719970

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 1907, 3814, 4783, 9535, 9566, 19070, 23915, 36233, 47675, 47830, 72466, 90877, 95350, 119575, 181165, 181754, 239150, 362330, 454385, 905825, 908770, 1811650, 2271925, 4543850, 9121181, 18242362, 45605905, 91211810, 173302439, 228029525, 346604878, 456059050, 866512195, 1733024390, 4332560975, 8665121950]

約数ペア:

[(1, 8665121950), (2, 4332560975), (5, 1733024390), (10, 866512195), (19, 456059050), (25, 346604878), (38, 228029525), (50, 173302439), (95, 91211810), (190, 45605905), (475, 18242362), (950, 9121181), (1907, 4543850), (3814, 2271925), (4783, 1811650), (9535, 908770), (9566, 905825), (19070, 454385), (23915, 362330), (36233, 239150), (47675, 181754), (47830, 181165), (72466, 119575), (90877, 95350)]