80357289

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 117763200

約数和(自身を除く): 37405911

約数列:

[1, 3, 19, 29, 57, 87, 173, 281, 519, 551, 843, 1653, 3287, 5017, 5339, 8149, 9861, 15051, 16017, 24447, 48613, 95323, 145839, 154831, 285969, 464493, 923647, 1409777, 2770941, 4229331, 26785763, 80357289]

約数ペア:

[(1, 80357289), (3, 26785763), (19, 4229331), (29, 2770941), (57, 1409777), (87, 923647), (173, 464493), (281, 285969), (519, 154831), (551, 145839), (843, 95323), (1653, 48613), (3287, 24447), (5017, 16017), (5339, 15051), (8149, 9861)]