65239860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{155333}}^1$

素因数の和:155352

約数の個数: 48

約数和(自身を含む): 208768896

約数和(自身を除く): 143529036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 155333, 310666, 465999, 621332, 776665, 931998, 1087331, 1553330, 1863996, 2174662, 2329995, 3106660, 3261993, 4349324, 4659990, 5436655, 6523986, 9319980, 10873310, 13047972, 16309965, 21746620, 32619930, 65239860]

約数ペア:

[(1, 65239860), (2, 32619930), (3, 21746620), (4, 16309965), (5, 13047972), (6, 10873310), (7, 9319980), (10, 6523986), (12, 5436655), (14, 4659990), (15, 4349324), (20, 3261993), (21, 3106660), (28, 2329995), (30, 2174662), (35, 1863996), (42, 1553330), (60, 1087331), (70, 931998), (84, 776665), (105, 621332), (140, 465999), (210, 310666), (420, 155333)]