25746075

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 50139648

約数和(自身を除く): 24393573

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 53, 75, 85, 127, 153, 159, 225, 255, 265, 381, 425, 477, 635, 765, 795, 901, 1143, 1275, 1325, 1905, 2159, 2385, 2703, 3175, 3825, 3975, 4505, 5715, 6477, 6731, 8109, 9525, 10795, 11925, 13515, 19431, 20193, 22525, 28575, 32385, 33655, 40545, 53975, 60579, 67575, 97155, 100965, 114427, 161925, 168275, 202725, 302895, 343281, 485775, 504825, 572135, 1029843, 1514475, 1716405, 2860675, 5149215, 8582025, 25746075]

約数ペア:

[(1, 25746075), (3, 8582025), (5, 5149215), (9, 2860675), (15, 1716405), (17, 1514475), (25, 1029843), (45, 572135), (51, 504825), (53, 485775), (75, 343281), (85, 302895), (127, 202725), (153, 168275), (159, 161925), (225, 114427), (255, 100965), (265, 97155), (381, 67575), (425, 60579), (477, 53975), (635, 40545), (765, 33655), (795, 32385), (901, 28575), (1143, 22525), (1275, 20193), (1325, 19431), (1905, 13515), (2159, 11925), (2385, 10795), (2703, 9525), (3175, 8109), (3825, 6731), (3975, 6477), (4505, 5715)]