85640895

素因数分解:

$3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2053}}^1$

素因数の和:2173

約数の個数: 40

約数和(自身を含む): 155085216

約数和(自身を除く): 69444321

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 309, 405, 515, 927, 1545, 2053, 2781, 4635, 6159, 8343, 10265, 13905, 18477, 30795, 41715, 55431, 92385, 166293, 211459, 277155, 634377, 831465, 1057295, 1903131, 3171885, 5709393, 9515655, 17128179, 28546965, 85640895]

約数ペア:

[(1, 85640895), (3, 28546965), (5, 17128179), (9, 9515655), (15, 5709393), (27, 3171885), (45, 1903131), (81, 1057295), (103, 831465), (135, 634377), (309, 277155), (405, 211459), (515, 166293), (927, 92385), (1545, 55431), (2053, 41715), (2781, 30795), (4635, 18477), (6159, 13905), (8343, 10265)]