25985475

素因数分解:

$3^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 48255840

約数和(自身を除く): 22270365

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 137, 225, 281, 411, 675, 685, 843, 1233, 1405, 2055, 2529, 3425, 3699, 4215, 6165, 7025, 7587, 10275, 12645, 18495, 21075, 30825, 37935, 38497, 63225, 92475, 115491, 189675, 192485, 346473, 577455, 962425, 1039419, 1732365, 2887275, 5197095, 8661825, 25985475]

約数ペア:

[(1, 25985475), (3, 8661825), (5, 5197095), (9, 2887275), (15, 1732365), (25, 1039419), (27, 962425), (45, 577455), (75, 346473), (135, 192485), (137, 189675), (225, 115491), (281, 92475), (411, 63225), (675, 38497), (685, 37935), (843, 30825), (1233, 21075), (1405, 18495), (2055, 12645), (2529, 10275), (3425, 7587), (3699, 7025), (4215, 6165)]