25756875

素因数分解:

$3^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:286

約数の個数: 60

約数和(自身を含む): 49140520

約数和(自身を除く): 23383645

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 225, 241, 285, 375, 475, 625, 723, 855, 1125, 1205, 1425, 1875, 2169, 2375, 3615, 4275, 4579, 5625, 6025, 7125, 10845, 11875, 13737, 18075, 21375, 22895, 30125, 35625, 41211, 54225, 68685, 90375, 106875, 114475, 150625, 206055, 271125, 343425, 451875, 572375, 1030275, 1355625, 1717125, 2861875, 5151375, 8585625, 25756875]

約数ペア:

[(1, 25756875), (3, 8585625), (5, 5151375), (9, 2861875), (15, 1717125), (19, 1355625), (25, 1030275), (45, 572375), (57, 451875), (75, 343425), (95, 271125), (125, 206055), (171, 150625), (225, 114475), (241, 106875), (285, 90375), (375, 68685), (475, 54225), (625, 41211), (723, 35625), (855, 30125), (1125, 22895), (1205, 21375), (1425, 18075), (1875, 13737), (2169, 11875), (2375, 10845), (3615, 7125), (4275, 6025), (4579, 5625)]