25923825

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^2\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 54

約数和(自身を含む): 48439794

約数和(自身を除く): 22515969

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 137, 145, 225, 261, 411, 435, 685, 725, 841, 1233, 1305, 2055, 2175, 2523, 3425, 3973, 4205, 6165, 6525, 7569, 10275, 11919, 12615, 19865, 21025, 30825, 35757, 37845, 59595, 63075, 99325, 115217, 178785, 189225, 297975, 345651, 576085, 893925, 1036953, 1728255, 2880425, 5184765, 8641275, 25923825]

約数ペア:

[(1, 25923825), (3, 8641275), (5, 5184765), (9, 2880425), (15, 1728255), (25, 1036953), (29, 893925), (45, 576085), (75, 345651), (87, 297975), (137, 189225), (145, 178785), (225, 115217), (261, 99325), (411, 63075), (435, 59595), (685, 37845), (725, 35757), (841, 30825), (1233, 21025), (1305, 19865), (2055, 12615), (2175, 11919), (2523, 10275), (3425, 7569), (3973, 6525), (4205, 6165)]