68708925

素因数分解:

$3^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{743}}^1$

素因数の和:899

約数の個数: 48

約数和(自身を含む): 127313280

約数和(自身を除く): 58604355

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 137, 225, 411, 675, 685, 743, 1233, 2055, 2229, 3425, 3699, 3715, 6165, 6687, 10275, 11145, 18495, 18575, 20061, 30825, 33435, 55725, 92475, 100305, 101791, 167175, 305373, 501525, 508955, 916119, 1526865, 2544775, 2748357, 4580595, 7634325, 13741785, 22902975, 68708925]

約数ペア:

[(1, 68708925), (3, 22902975), (5, 13741785), (9, 7634325), (15, 4580595), (25, 2748357), (27, 2544775), (45, 1526865), (75, 916119), (135, 508955), (137, 501525), (225, 305373), (411, 167175), (675, 101791), (685, 100305), (743, 92475), (1233, 55725), (2055, 33435), (2229, 30825), (3425, 20061), (3699, 18575), (3715, 18495), (6165, 11145), (6687, 10275)]