72044788

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{1289}}^1$

素因数の和:1539

約数の個数: 24

約数和(自身を含む): 128406600

約数和(自身を除く): 56361812

約数列:

[1, 2, 4, 89, 157, 178, 314, 356, 628, 1289, 2578, 5156, 13973, 27946, 55892, 114721, 202373, 229442, 404746, 458884, 809492, 18011197, 36022394, 72044788]

約数ペア:

[(1, 72044788), (2, 36022394), (4, 18011197), (89, 809492), (157, 458884), (178, 404746), (314, 229442), (356, 202373), (628, 114721), (1289, 55892), (2578, 27946), (5156, 13973)]