25316775

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 50661936

約数和(自身を除く): 25345161

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 53, 55, 75, 99, 159, 165, 193, 225, 265, 275, 477, 495, 579, 583, 795, 825, 965, 1325, 1737, 1749, 2123, 2385, 2475, 2895, 2915, 3975, 4825, 5247, 6369, 8685, 8745, 10229, 10615, 11925, 14475, 14575, 19107, 26235, 30687, 31845, 43425, 43725, 51145, 53075, 92061, 95535, 112519, 131175, 153435, 159225, 255725, 337557, 460305, 477675, 562595, 767175, 1012671, 1687785, 2301525, 2812975, 5063355, 8438925, 25316775]

約数ペア:

[(1, 25316775), (3, 8438925), (5, 5063355), (9, 2812975), (11, 2301525), (15, 1687785), (25, 1012671), (33, 767175), (45, 562595), (53, 477675), (55, 460305), (75, 337557), (99, 255725), (159, 159225), (165, 153435), (193, 131175), (225, 112519), (265, 95535), (275, 92061), (477, 53075), (495, 51145), (579, 43725), (583, 43425), (795, 31845), (825, 30687), (965, 26235), (1325, 19107), (1737, 14575), (1749, 14475), (2123, 11925), (2385, 10615), (2475, 10229), (2895, 8745), (2915, 8685), (3975, 6369), (4825, 5247)]