8158725

素因数分解:

$3^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 16248960

約数和(自身を除く): 8090235

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 79, 81, 85, 135, 153, 225, 237, 243, 255, 395, 405, 425, 459, 675, 711, 765, 1185, 1215, 1275, 1343, 1377, 1975, 2025, 2133, 2295, 3555, 3825, 4029, 4131, 5925, 6075, 6399, 6715, 6885, 10665, 11475, 12087, 17775, 19197, 20145, 20655, 31995, 33575, 34425, 36261, 53325, 60435, 95985, 100725, 103275, 108783, 159975, 181305, 302175, 326349, 479925, 543915, 906525, 1631745, 2719575, 8158725]

約数ペア:

[(1, 8158725), (3, 2719575), (5, 1631745), (9, 906525), (15, 543915), (17, 479925), (25, 326349), (27, 302175), (45, 181305), (51, 159975), (75, 108783), (79, 103275), (81, 100725), (85, 95985), (135, 60435), (153, 53325), (225, 36261), (237, 34425), (243, 33575), (255, 31995), (395, 20655), (405, 20145), (425, 19197), (459, 17775), (675, 12087), (711, 11475), (765, 10665), (1185, 6885), (1215, 6715), (1275, 6399), (1343, 6075), (1377, 5925), (1975, 4131), (2025, 4029), (2133, 3825), (2295, 3555)]