71389784

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 136170720

約数和(自身を除く): 64780936

約数列:

[1, 2, 4, 8, 113, 157, 226, 314, 452, 503, 628, 904, 1006, 1256, 2012, 4024, 17741, 35482, 56839, 70964, 78971, 113678, 141928, 157942, 227356, 315884, 454712, 631768, 8923723, 17847446, 35694892, 71389784]

約数ペア:

[(1, 71389784), (2, 35694892), (4, 17847446), (8, 8923723), (113, 631768), (157, 454712), (226, 315884), (314, 227356), (452, 157942), (503, 141928), (628, 113678), (904, 78971), (1006, 70964), (1256, 56839), (2012, 35482), (4024, 17741)]