78431210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{4219}}^1$

素因数の和:4263

約数の個数: 48

約数和(自身を含む): 166808160

約数和(自身を除く): 88376950

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 286, 338, 715, 845, 1430, 1690, 1859, 3718, 4219, 8438, 9295, 18590, 21095, 42190, 46409, 54847, 92818, 109694, 232045, 274235, 464090, 548470, 603317, 713011, 1206634, 1426022, 3016585, 3565055, 6033170, 7130110, 7843121, 15686242, 39215605, 78431210]

約数ペア:

[(1, 78431210), (2, 39215605), (5, 15686242), (10, 7843121), (11, 7130110), (13, 6033170), (22, 3565055), (26, 3016585), (55, 1426022), (65, 1206634), (110, 713011), (130, 603317), (143, 548470), (169, 464090), (286, 274235), (338, 232045), (715, 109694), (845, 92818), (1430, 54847), (1690, 46409), (1859, 42190), (3718, 21095), (4219, 18590), (8438, 9295)]