70015720

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11149}}^1$

素因数の和:11317

約数の個数: 32

約数和(自身を含む): 158553000

約数和(自身を除く): 88537280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 11149, 22298, 44596, 55745, 89192, 111490, 222980, 445960, 1750393, 3500786, 7001572, 8751965, 14003144, 17503930, 35007860, 70015720]

約数ペア:

[(1, 70015720), (2, 35007860), (4, 17503930), (5, 14003144), (8, 8751965), (10, 7001572), (20, 3500786), (40, 1750393), (157, 445960), (314, 222980), (628, 111490), (785, 89192), (1256, 55745), (1570, 44596), (3140, 22298), (6280, 11149)]