24965775

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 48572784

約数和(自身を除く): 23607009

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 61, 75, 85, 107, 153, 183, 225, 255, 305, 321, 425, 535, 549, 765, 915, 963, 1037, 1275, 1525, 1605, 1819, 2675, 2745, 3111, 3825, 4575, 4815, 5185, 5457, 6527, 8025, 9095, 9333, 13725, 15555, 16371, 19581, 24075, 25925, 27285, 32635, 45475, 46665, 58743, 77775, 81855, 97905, 110959, 136425, 163175, 233325, 293715, 332877, 409275, 489525, 554795, 998631, 1468575, 1664385, 2773975, 4993155, 8321925, 24965775]

約数ペア:

[(1, 24965775), (3, 8321925), (5, 4993155), (9, 2773975), (15, 1664385), (17, 1468575), (25, 998631), (45, 554795), (51, 489525), (61, 409275), (75, 332877), (85, 293715), (107, 233325), (153, 163175), (183, 136425), (225, 110959), (255, 97905), (305, 81855), (321, 77775), (425, 58743), (535, 46665), (549, 45475), (765, 32635), (915, 27285), (963, 25925), (1037, 24075), (1275, 19581), (1525, 16371), (1605, 15555), (1819, 13725), (2675, 9333), (2745, 9095), (3111, 8025), (3825, 6527), (4575, 5457), (4815, 5185)]