26189775

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 51184224

約数和(自身を除く): 24994449

約数列:

[1, 3, 5, 9, 15, 17, 25, 41, 45, 51, 75, 85, 123, 153, 167, 205, 225, 255, 369, 425, 501, 615, 697, 765, 835, 1025, 1275, 1503, 1845, 2091, 2505, 2839, 3075, 3485, 3825, 4175, 6273, 6847, 7515, 8517, 9225, 10455, 12525, 14195, 17425, 20541, 25551, 31365, 34235, 37575, 42585, 52275, 61623, 70975, 102705, 116399, 127755, 156825, 171175, 212925, 308115, 349197, 513525, 581995, 638775, 1047591, 1540575, 1745985, 2909975, 5237955, 8729925, 26189775]

約数ペア:

[(1, 26189775), (3, 8729925), (5, 5237955), (9, 2909975), (15, 1745985), (17, 1540575), (25, 1047591), (41, 638775), (45, 581995), (51, 513525), (75, 349197), (85, 308115), (123, 212925), (153, 171175), (167, 156825), (205, 127755), (225, 116399), (255, 102705), (369, 70975), (425, 61623), (501, 52275), (615, 42585), (697, 37575), (765, 34235), (835, 31365), (1025, 25551), (1275, 20541), (1503, 17425), (1845, 14195), (2091, 12525), (2505, 10455), (2839, 9225), (3075, 8517), (3485, 7515), (3825, 6847), (4175, 6273)]