290031170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1597}}^1$

素因数の和:1755

約数の個数: 64

約数和(自身を含む): 618541056

約数和(自身を除く): 328509886

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 127, 130, 143, 254, 286, 635, 715, 1270, 1397, 1430, 1597, 1651, 2794, 3194, 3302, 6985, 7985, 8255, 13970, 15970, 16510, 17567, 18161, 20761, 35134, 36322, 41522, 87835, 90805, 103805, 175670, 181610, 202819, 207610, 228371, 405638, 456742, 1014095, 1141855, 2028190, 2231009, 2283710, 2636647, 4462018, 5273294, 11155045, 13183235, 22310090, 26366470, 29003117, 58006234, 145015585, 290031170]

約数ペア:

[(1, 290031170), (2, 145015585), (5, 58006234), (10, 29003117), (11, 26366470), (13, 22310090), (22, 13183235), (26, 11155045), (55, 5273294), (65, 4462018), (110, 2636647), (127, 2283710), (130, 2231009), (143, 2028190), (254, 1141855), (286, 1014095), (635, 456742), (715, 405638), (1270, 228371), (1397, 207610), (1430, 202819), (1597, 181610), (1651, 175670), (2794, 103805), (3194, 90805), (3302, 87835), (6985, 41522), (7985, 36322), (8255, 35134), (13970, 20761), (15970, 18161), (16510, 17567)]