71207408

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1$

素因数の和:833

約数の個数: 40

約数和(自身を含む): 141861456

約数和(自身を除く): 70654048

約数列:

[1, 2, 4, 8, 16, 53, 106, 131, 212, 262, 424, 524, 641, 848, 1048, 1282, 2096, 2564, 5128, 6943, 10256, 13886, 27772, 33973, 55544, 67946, 83971, 111088, 135892, 167942, 271784, 335884, 543568, 671768, 1343536, 4450463, 8900926, 17801852, 35603704, 71207408]

約数ペア:

[(1, 71207408), (2, 35603704), (4, 17801852), (8, 8900926), (16, 4450463), (53, 1343536), (106, 671768), (131, 543568), (212, 335884), (262, 271784), (424, 167942), (524, 135892), (641, 111088), (848, 83971), (1048, 67946), (1282, 55544), (2096, 33973), (2564, 27772), (5128, 13886), (6943, 10256)]