20139441075

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{765031}}^1$

素因数の和:765066

約数の個数: 60

約数和(自身を含む): 40174890448

約数和(自身を除く): 20035449373

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 195, 225, 325, 351, 405, 585, 675, 975, 1053, 1755, 2025, 2925, 5265, 8775, 26325, 765031, 2295093, 3825155, 6885279, 9945403, 11475465, 19125775, 20655837, 29836209, 34426395, 49727015, 57377325, 61967511, 89508627, 103279185, 149181045, 172131975, 248635075, 268525881, 309837555, 447543135, 516395925, 745905225, 805577643, 1342629405, 1549187775, 2237715675, 4027888215, 6713147025, 20139441075]

約数ペア:

[(1, 20139441075), (3, 6713147025), (5, 4027888215), (9, 2237715675), (13, 1549187775), (15, 1342629405), (25, 805577643), (27, 745905225), (39, 516395925), (45, 447543135), (65, 309837555), (75, 268525881), (81, 248635075), (117, 172131975), (135, 149181045), (195, 103279185), (225, 89508627), (325, 61967511), (351, 57377325), (405, 49727015), (585, 34426395), (675, 29836209), (975, 20655837), (1053, 19125775), (1755, 11475465), (2025, 9945403), (2925, 6885279), (5265, 3825155), (8775, 2295093), (26325, 765031)]