80801685

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20639}}^1$

素因数の和:20682

約数の個数: 32

約数和(自身を含む): 148608000

約数和(自身を除く): 67806315

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 20639, 61917, 103195, 185751, 309585, 557253, 598531, 928755, 1795593, 2786265, 2992655, 5386779, 8977965, 16160337, 26933895, 80801685]

約数ペア:

[(1, 80801685), (3, 26933895), (5, 16160337), (9, 8977965), (15, 5386779), (27, 2992655), (29, 2786265), (45, 1795593), (87, 928755), (135, 598531), (145, 557253), (261, 309585), (435, 185751), (783, 103195), (1305, 61917), (3915, 20639)]