25258005

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 46887984

約数和(自身を除く): 21629979

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 137, 153, 241, 255, 411, 685, 723, 765, 1205, 1233, 2055, 2169, 2329, 3615, 4097, 6165, 6987, 10845, 11645, 12291, 20485, 20961, 33017, 34935, 36873, 61455, 99051, 104805, 165085, 184365, 297153, 495255, 561289, 1485765, 1683867, 2806445, 5051601, 8419335, 25258005]

約数ペア:

[(1, 25258005), (3, 8419335), (5, 5051601), (9, 2806445), (15, 1683867), (17, 1485765), (45, 561289), (51, 495255), (85, 297153), (137, 184365), (153, 165085), (241, 104805), (255, 99051), (411, 61455), (685, 36873), (723, 34935), (765, 33017), (1205, 20961), (1233, 20485), (2055, 12291), (2169, 11645), (2329, 10845), (3615, 6987), (4097, 6165)]