68305275

素因数分解:

$3^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:490

約数の個数: 60

約数和(自身を含む): 128284200

約数和(自身を除く): 59978925

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 89, 135, 225, 267, 379, 405, 445, 675, 801, 1137, 1335, 1895, 2025, 2225, 2403, 3411, 4005, 5685, 6675, 7209, 9475, 10233, 12015, 17055, 20025, 28425, 30699, 33731, 36045, 51165, 60075, 85275, 101193, 153495, 168655, 180225, 255825, 303579, 505965, 767475, 843275, 910737, 1517895, 2529825, 2732211, 4553685, 7589475, 13661055, 22768425, 68305275]

約数ペア:

[(1, 68305275), (3, 22768425), (5, 13661055), (9, 7589475), (15, 4553685), (25, 2732211), (27, 2529825), (45, 1517895), (75, 910737), (81, 843275), (89, 767475), (135, 505965), (225, 303579), (267, 255825), (379, 180225), (405, 168655), (445, 153495), (675, 101193), (801, 85275), (1137, 60075), (1335, 51165), (1895, 36045), (2025, 33731), (2225, 30699), (2403, 28425), (3411, 20025), (4005, 17055), (5685, 12015), (6675, 10233), (7209, 9475)]